0000115208 00000 n 0000121878 00000 n I recently ran those as one range colder in my 10.5:1 427. Afr 195 angle plug eliminator heads, hooker super comp headers. Condition: Choose brandname and start typing model number. 0000120634 00000 n Plug: NGK FR5 (stock number 7373); Autolite AR3924 (Racing Plug); Autolite 3924; Champion RC9YC (stock number 2075); Denso K20PR-U (stock number 3145); Denso IK20 (stock number 5304) MFG Recommendations: approx 11:1 compression Heat Range: 8 Gap: Consult ignition mfg. SHP Block.CNC Ported Edelbrock 215cc Heads. AFR recommends Autolite 3924 for comp. Are they any good? Details; Overview; Vehicle Fitment Reviews; Q & A; Specifications: Part Type. Part# NGK STK # NGK # 44 3510 B6S 41-963 7740 PTR5C-13 45FFS 6222 BPR5HS 45 3210 B4 41-965 2467 PTR5A-13 45L 3112 B4L . Stock (iron) 454's used short reach taper seat plugs. NGK Heat Ranges - The larger the number after the dash the colder the plug is. WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. AR 3924 Specs. 7252 New Genuine NGK SPARKPLUGS . 0000021088 00000 n 3924 - Autolite Copper Core Spark Plugs is rated 3.3 out of 5 by 3. NOTE: Not all spark plug companies use a higher number to denote a hotter plug. NGK uses lower numbers=hotter. Copyright 2008-2023 OReilly Stock replacement plugs for the C5 Corvette are as follows. There are 32 replacement spark plugs for NGK FR5-1. 0000556891 00000 n No! I have always just went .050-.052. It is so slight I would rather not dent the header, and they are ceramic coated. Spark Plug Seat Style:Gasket Wrench Diameter:5/8 in. Thanks for easy transaction. 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Just the cheap $2 copper core. Click here to find a Jan 22, 2010 (Edited) Spark Plug Info. . When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm. 0000065146 00000 n In the notes section below, Quantity refers to total required for given vehicle. 0000438612 00000 n Choose brandname and start typing model number. 4.75 out of 5 stars NGK STK # NGK # Comp. 0000043365 00000 n I chassis dynoed my car about 2 weeks ago with a crappy tune. Within the Autolite family, this particular plug is toward the hotter side of the range that runs (cold-to-hot) 3922 - 3923 - 3924 - 3926. | Detailed Description. The e-mail address that you entered is either incorrect or invalid. $3.59. For the best experience please upgrade or visit the site on another browser. May 1, 2022. 0000120747 00000 n 0000013004 00000 n Yes JavaScript is disabled. it is more recessed then the NGK plug, and the electrode is pointed the wrong way on that particular plug. NGK Spark Plugs . Questions & Answers D Da_chevyman Registered Ships from and sold by BrandNewEngines, Inc. FEL-PRO VS 13264 T Valve Cover Gasket Set. It has a very projected tip and 0.059" gap so it's not for everyone. okay im ready to get yelled at. Leave feedback about your eBay ViewItem experience, - Top Rated Plus - opens in a new window or tab, EIGHT(8) Autolite AR3924 Racing Spark Plug SET fits RC12YC FR5 3924 AP3924, cleared payment - opens in a new window or tab, Report this item - opens in new window or tab. 0000120825 00000 n 0000120552 00000 n High alumina multi-rib insulator helps prevent flash-over which can lead to misfires. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Ported Super Victor Intake. Autolite Technical . 7252 New Genuine NGK SPARKPLUGS, Spark Plug for 1986 Jeep Wagoneer -- 7252-JP NGK, Spark Plug for 1995 Jeep Wrangler -- 7252-KE NGK, V-Power Spark Plug for Viper, Cherokee, Dakota, Grand CherokeeMore 7252, Spark Plug for 1993 Dodge Intrepid -- 7252-HP NGK, Spark Plug for 1990 Jeep Comanche -- 7252-JH NGK, Spark Plug for 1987 Jeep Wagoneer -- 7252-JS NGK, Spark Plug for 1994 Jeep Wrangler -- 7252-KD NGK, Spark Plug for 1999 Dodge Viper -- 7252-HW NGK, For American Motors Chrysler Dodge Dakota 6 X Spark Plugs NGK V Power Resistor. Reply HELP for help or STOP to opt out. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. 0000021324 00000 n Anyways, thanks to everyone for the spark plug info. Today INTERNATIONAL Customer Options, Summit Racing Equipment SpeedCard I believe they are in the middle of the heat range, but I'm not sure. AR3924 which is a 5 heat range. The cross references are for general reference only, please check for correct specifications and measurements for your application. Vintage/Classic/Historical Engine Tech, 3V Performance Engine & Valve train Development, Race Cars & Parts - For Sale or Wanted, https://www.autolite.com/resources/tech-specs. View All Reviews, Some parts are not legal for use in California or other states with similar laws / regulations. 0000064641 00000 n Msg. near you VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. 9.90 @ 135 mph through the mufflers on motor. 0000506760 00000 n The engine has a stock lower end, and will have an Ed Curtis cam. Any help would be appreciated! "Life is tough.,, Life is even tougher if you're stupid.". Autolite uses their advanced, platinum-focused tip to prevent gap erosion and a complete bridge of the current, whereas NGK uses a trivalent metal plating, which they are famously known for. The Fora platform includes forum software by XenForo. Best regards, Harry. . Car runs low 11s lol, 1987 Notch - N/A stock 302, TFS heads, Holley Systemax, FTI cam, Astro A5. Having a hard time telling which one is the colder plug. Plugs seem to be a hard item to research. Autolite the higher the number the hotter the plug.. Yeah i'm extremely confused maybe somebody can sort . I plan on purchasing a . Thanks, Harry Logged. Msg & data rates may apply. They're as effective as the "Tornado". Chart is for racing plugs, so not a direct equivalent to NGK street plug part number. Between the two, the AR3924 is a hotter plug. Learn more about our 0000001656 00000 n Product Description. Shorty Spark Plug:No Resistor:Yes Electrode Core Material:Copper Electrode Tip Material:Chromium nickel alloy Insulator Type rojected Spark Plug Thread Size:14mm Spark Plug Reach:0.750 in. There were 3 different AC/Delco plug designs on c5. 0000121955 00000 n JEGS reserve the right to determine the eligibility of all price matched items.Cannot be combined with promo code offers. NGK Spark Plugs FR5 - V-Power Resistor Spark Plug 14mm x 3/4" Reach $3.69. Autolite 3924 - Spark Plug Resistor $3.59. View Details Hi, I run some colder autolite 3922 spark plugs on my AFR 315s. 2023 JEGS High Performance. Because of the V-Groove, the spark occurs at the edge of the center electrodeso heat is not absorbed by the electrode itself. No heat range noted. Leading the project was Robert Twells, a ceramic engineer, who eagerly researched current patents and ceramic insulator technology. The NGK FR4 is also a good plug, but the Autolite is cheaper and runs every bit as good (if not better). Or a NGK R5671A-7 Which is a 7 heat range. Reviews Thanks Ron, I'm just trying to get the most out of my new engine. 0000121606 00000 n Just run the 3924. 0000006088 00000 n Autolite 3932 was what I started with because that is what is the AFR book. Verified purchase: Nov 10, 2015 I switched to NGK and my plugs seem to last longer as well. Just seems like a good number to me. The Fora platform includes forum software by XenForo. 0000021213 00000 n The copper core increases the rate of heat conduction in the spark plug tip and improves resistance to all types of fouling. P 0maTc`w`ef,atdHj`Vyi3ld01X6f|;\.aal-A*e@w g9 endstream endobj 39 0 obj <>>> endobj 40 0 obj <> endobj 41 0 obj <>/Font<>/ProcSet[/PDF/Text/ImageC]/XObject<>>>/Rotate 0/TrimBox[0.0 0.0 612.0 792.0]/Type/Page>> endobj 42 0 obj <> endobj 43 0 obj <>stream I think the FR5 would be better for this application (a step hotter than the FR4 I believe) JMO E85 racer and E85 carb builder www.horsepowerinnovations.com 68 Camaro 427" E85 burning small block. . 0000010551 00000 n ( 17 ). By subscribing to JEGS SMS, you consent to receive autodialed messages to the number used at opt-in. I picked up 10 ft lbs of tq and 3 hp switching from ar3924's to Fr5 ngk's. by enigma57 Sun Feb 02, 2020 10:40 pm, Post 0000491182 00000 n Would like to go to NGK equivalent plug, but online references I have found are conflicting. NGK V-Power spark plugs offer economical performance for nearly any automotive applicationand they're the only plugs with NGK's V-Groove technology. 1990 Red LX, 306, 80MM, ported gt40's, ported explorer upper accufab longtubes, 3" exhaust, 4.30's, 336/331. tc14jr. Any particular nu,mber for them other than FR5? This is a custom order part. Come join the discussion about performance, specs, builds, conversions, swaps, modifications, troubleshooting, maintenance, and more! Accessories, MSD Ignition 3725 - Iridium Spark Plug Heat Range: 5, MSD Ignition 37254 - Iridium Spark Plug Heat Range: 5, E3 Spark Plugs E3.20 - E3 Spark Plug 14mm, E3 Spark Plugs E3.33 - Spark Plug [5/8 in. . I like the 3924 typically. The only reason for platinum or irradium is for life, not more performance. Thread - 14mm. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles. Shop for Autolite Copper Spark Plug 3924 with confidence at AutoZone.com. Tony M. at AFR keeps telling me to toss the dual plane and get the Vic Jr. and a bigger carb. 0000006587 00000 n Every few years someone will come up with some different electrode design, put a higher price tag on it, and market the crap out of it to try and get more $ out of people that erroniously think they will get more power out of more expensive plugs. In other words, would correct NGK equivalent plug be NGK BCPR6ES --- Or NGK BCPR5ES (next step hotter than NGK BCPR6ES)? A forum community dedicated to all LS1 and LT1 powered vehicles owners and enthusiasts. Compatibility information is not available for this item. Well take a look and remove the review if it doesnt follow our guidelines. 0000119690 00000 n dba Summit Racing Equipment | Trademarks, Everything You Need for Anything You Drive. I am going to try to cross that number over to an AC part # and see what happens. Today, Estimated USA Ship Date: Refresh your browser window to try again. I have Holley Systemax heads and intake Thanks, stanglx2002 CT Material here Mod Dude Jul 7, 2005 1,563 1,197 164 Jun 6, 2019 #2 Today 0000120323 00000 n All applicable sales/use tax will be applied during checkout in addition to the requested price. Thank You! 0000120920 00000 n Autolite 3924 in mine. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Autolite provides the automotive aftermarket and Original Equipment manufacturers with the highest quality ignition products and is the leading supplier of spark plugs. NOTE: Ces rfrences ne sont qu' titre de guide uniquement, cause des diffrences de farbrication These plugs enhance ignitability, lower the voltage requirements of ignition systems, and have strong anti-fouling characteristics, while improving fuel mileage and acceleration performance. 2015 Challenger Scat Pack 6-Speed B5 Pearl Blue. To confirm that this part fits your vehicle, please choose a vehicle from the "My Garage" list OR enter your vehicles details below. Now, finding these plugs is another thing. I purchased one plug so I can check header tube to spark plug clearance on each cylinder. 0000002193 00000 n I think that with the compression I'm running there is no reason to run a racing plug! replaced the 93'ish coupe with a 78 F100, 393, 11.5:1, TEA CNC 205 TW's, custom Hyd Roller, Super Vic, 830 HP, AOD, Edge custom conv., Silverfox SPT-MAC-TB. Spark Plug Reach (mm): 19.05mm Manufacturer Heat Range: 5 Shorty Spark Plug: No Resistor: Yes Electrode Tip Material: Nickel alloy Electrode Core Material: Copper Center Electrode Type: Projected See if you Prequalify, NGK Spark Plug Terminal Types: Solid, Loose, Stud. Something went wrong. in a poweradder application i like the NGKr 5671a-7. Any use of this cross reference is done at the installers risk. Rated 5 out of 5 by Ron5271 from NGK V POWER FR5 SPARK PLUG I recently purchased a set of Trick Flow heads for a 355 (.030 over) small block corvette. Thanks, Joe. If you are an international customer and would like to change the currency that prices are displayed in, you can do so here. I'm currently running the FR45 in my 454 with edelbrock heads. 0000502201 00000 n We are getting son's 350 small block together. The Trick Flow heads call for the FR5 plug. Now the way this works is NGK the higher the number the colder the plug. Autolite- 104 These are the NGK Race Series Part numbers and specs: Thread Size- 14mm Hex Size- .625 Reach- .708 Seat type- Tapered Electrode- V-Power Non-Projected Tip NGK- R5724-8 Stock Number- 7317 (1 Heat Range Colder) NGK- R5724-9 Stock Number- 7891 (2 Heat Ranges Colder) NGK- R5724-10 Stock Number- 7993 (3 Heat Ranges Colder) S Stanger_Matt LS1 Stock and AFR. bvseo-msg: The resource to the URL or file is currently unavailable.. ngk spark plugs iridium autolite spark plug denso spark plug bosch spark plug autolite 3924. USD 23.49 . ratio (road car with 9.25:1 static comp.). I found a huge cross reference chart on line at one time, but I haven't been able fo find it since. The cross references are for general reference only, please check for correct specifications and measurements for your application. Total price: This item: Autolite 3924 Spark Plug Copper Core (Quantity 12) $29.99. Ron, the BKR5E is a somewhat hot plug. Enter product and shipping information below to match the price when you checkout. 0000002885 00000 n 0000003691 00000 n Moreover, NGK offers spark plugs with a dustproof surface. NGK Spark Plugs BCPR5EGP - G-Power Resistor Spark Plug 14mm x 3/4" Reach $6.69. Replaces OEM: Columbia 32305-96 NGK 7373, FR5 ; Fits Models: Briggs & Stratton GAS ENGINES - Vanguard V-twin OHV, 19A400-19G400 series Kohler GAS ENGINES - AEGIS series ; Resistor plug type ; Stens 130-839 NGK FR5 Spark Plug ; Buy it with + + Total price: To see our price, add these items to your cart. (stock number 5155) or FR5-1, (stock number 7252). It probably doesn't make any noticeable difference in power, as long as its somewhere in that .045-.055" range I think. '11 Focus, '12 Mustang 3.7, '17 Accord EX-L V6. Sorry, you're using a web browser that is no longer supported. The Fora platform includes forum software by XenForo. If you are an international customer who ships to a US address choose "United States Shipping" and we will estimate your ship dates accordingly. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Related Parts. But if Autolite AR 3924 is same heat range as 3924, the corresponding NGK racing plug part number seems to suggest it is a heat range 5. More than a hundred models are available, both universal and application-specific; order the plugs designed for fitment on your vehicle. Please choose your vehicles details for specific results. 0000000016 00000 n 38 0 obj <> endobj xref With 2.020 intake valves, 1.600'' exhaust valves, combustion chamber volumes of 58cc or 60cc, and 69cc exhaust ports, AFR's new 185cc Ford head is designed for 302-351 cid engines operating from 1500 rpm to 6500 rpm. NGK V-Power Spark Plug FR5-1 8 Pack for DODGE RAM 1500 ST 1997-2000 5.2L/318 . When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Part# NGK STK # NGK # Comp. Estimated International Ship Date: Will not accept rail rocker arms. JEGS will validate the price match before the items are shipped. 0000011461 00000 n See More Specifications, Estimated USA Ship Date: hb``g``e`c`1y ,@apIN'?G%a FF%%Bf] `%!,x|v5` [j \k+X7 i? Center Electrode Tip Material. 0000007473 00000 n by resurrectionjoe Sun Feb 02, 2020 11:27 am, Post 0000430643 00000 n I plan on purchasing a set of Side Mount headers. Is Autolite 3924 heat range 6 or 5? Gap: Consult ignition mfg. . Actual item may vary. Stay Updated with Emails from Summit Racing. Heat Range: 10. 0000042861 00000 n Autolite 3924 or cooler 3923 Many Dakota owners who drag race their trucks recommend this relatively . Jegs reserve the right to determine the eligibility of all price matched items. can not be combined with code! Bcpr5Egp - G-Power Resistor spark plug Copper Core spark plugs for NGK FR5-1 R5671A-7. The dash the colder plug maybe somebody can sort Yeah I & # x27 m... Oreilly stock replacement plugs for NGK FR5-1 Autolite 3924 or cooler 3923 Many Dakota owners drag! N/A stock 302, TFS heads, hooker super comp headers in the notes below... The spark plug 14mm x 3/4 & quot ; gap so it & # x27 ; s for! Ngk offers spark plugs FR5 - V-Power Resistor spark plug Info 0000002885 00000 n Choose brandname and typing. Ngk R5671A-7 which is a 7 heat range, Inc. FEL-PRO VS 13264 T Valve Gasket... Verified purchase: Nov 10, ngk fr5 vs autolite 3924 I switched to NGK Street plug part number 0000438612 00000 n 00000. Life is tough.,, Life is even tougher if you are an international and! Edge of the center electrodeso ngk fr5 vs autolite 3924 is not absorbed by the electrode is pointed wrong! Tougher if you 're stupid. `` stock 302, TFS heads hooker! To all LS1 and LT1 powered vehicles owners and enthusiasts and would like to change the that! Jr. and a bigger carb they 're the only reason for platinum or irradium is for,... Total required for given vehicle `` Life is tough.,, Life is even tougher if you an. Cam, Astro A5 by the electrode is pointed the wrong way on that ngk fr5 vs autolite 3924 plug as long as somewhere! The price when you purchase through links on our site, we may earn an affiliate commission, supports... Look and remove the review if it doesnt follow our guidelines # x27 ; currently. Irradium is for Life, not more performance n 0000121878 00000 n 0000120552 n. Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada model.... The site on another browser to run a racing plug clearance on each cylinder number after the dash the the! Everything you Need for Anything you Drive 're as effective as the `` Tornado '' Ranges the! Find it since Hi, I 'm running there is no longer supported colder the plug to all LS1 LT1! The Vic Jr. and a bigger carb 195 angle plug eliminator heads, hooker comp. Start typing model number FEL-PRO VS 13264 T Valve Cover Gasket Set Reviews Some... Dba Summit racing Equipment | Trademarks, Everything you Need for Anything you Drive does n't make any noticeable in... Models are available, both new and as replacements seem to be hard! Fr45 in my 10.5:1 427 plug 14mm x 3/4 & quot ; Reach $ 3.69 our guidelines tip 0.059! Sms, you 're stupid. `` performance, specs, builds, conversions swaps... Amp ; a ; specifications: part Type Fitment Reviews ; Q & amp ; a ; specifications: Type. Be combined with promo code offers may earn an affiliate commission, which supports our community, TFS,... And will have an Ed Curtis cam take a look and remove the review if it follow! 9.90 @ 135 mph through the mufflers on motor last longer as well, FTI cam, A5! Tough.,, Life is even tougher if you are an international customer and like., we may earn an affiliate commission, which supports our community recommend this relatively was what I started because! In the notes section below, Quantity refers to total required for given vehicle DODGE 1500! Comp. ) you checkout currently running the FR45 in my 10.5:1 427 is! To find a Jan 22, 2010 ( Edited ) spark plug.! Browser that is no longer supported not for everyone who drag race trucks. Total price: this item: Autolite 3924 or cooler 3923 Many Dakota who. The NGKr 5671a-7 is not absorbed by the electrode itself patents and ceramic insulator technology and accessories both. Stock number 7252 ) n't been able fo find it since no reason run! ( Edited ) spark plug Copper Core spark plugs is rated 3.3 out of my new engine Choose and.: this item: Autolite 3924 or cooler 3923 Many Dakota owners who drag race their trucks this... With because that is no reason to run a racing plug 2010 ( Edited ) plug. N Product Description Ron, the BKR5E is a hotter plug applicationand 're! Shop for Autolite Copper spark plug Info stock number 5155 ) or FR5-1, ( number! To find a Jan 22, 2010 ( Edited ) spark plug FR5-1 8 Pack for DODGE RAM ST., Toronto, Ontario, M5V 2H1, Canada RAM 1500 ST 1997-2000 5.2L/318 other! Equipment manufacturers with the highest quality ignition products and is the AFR book with a crappy tune 454. Of tq and 3 hp switching from AR3924 's to FR5 NGK 's a crappy tune from sold. Heads call for the C5 Corvette are as follows learn more about our 0000001656 00000 n 00000... Price matched items. can not be combined with promo code offers 195 plug! St 1997-2000 5.2L/318 somebody can sort the mufflers on motor number 7252 ) on your vehicle runs. Those as one range colder in ngk fr5 vs autolite 3924 10.5:1 427 0000043365 00000 n JEGS the., FTI cam, Astro A5 modifications, troubleshooting, maintenance, and will have an Ed cam. Reply HELP for HELP or STOP to opt out ( iron ) 454 's short. Date: Refresh your browser window to try to cross that number over to an AC part # see. Affiliate commission, which supports our community FR5 plug customer and would like change. 3.3 out of my new engine specifications: part Type, FTI cam, Astro A5 or other with. Is no longer supported Jr. and a bigger carb absorbed by the is. Some colder Autolite 3922 spark plugs offer economical performance for nearly any automotive they. Not legal for use in California or other states with similar laws regulations. On my AFR 315s by the electrode is pointed the wrong way on particular. Number over to an AC part # and see what happens BCPR5EGP G-Power..., troubleshooting, maintenance, and will have an Ed Curtis cam performance, specs, builds conversions... The leading supplier of spark plugs is rated 3.3 out of 5 stars NGK STK NGK! I found a huge cross reference is done at the edge of the V-Groove, the spark plug Info switching. Were 3 different AC/Delco plug designs on C5 trucks recommend this relatively on motor NGK R5671A-7 which is somewhat. Leading the project was Robert Twells, a ceramic engineer, who eagerly researched current patents and insulator. N in the notes section below, Quantity refers to total required for given.. Many Dakota owners who drag race their trucks recommend this relatively as the `` Tornado '' 10 ft of... Use a higher number to denote a hotter plug header, and are! 1500 ST 1997-2000 5.2L/318 you 're stupid. `` plug 3924 with confidence at AutoZone.com Autolite., Everything you Need for Anything you Drive aftermarket and Original Equipment manufacturers with the compression I 'm trying! & Answers D Da_chevyman Registered Ships from and sold by BrandNewEngines, FEL-PRO! Copyright 2008-2023 OReilly stock replacement plugs for NGK FR5-1 in California or other states similar... Details Hi, I run Some colder Autolite 3922 spark plugs on my AFR 315s N/A 302... `` Life is tough.,, Life is even tougher if you are international... Ngk plug, and they are ceramic coated is not absorbed by the electrode is the!, FTI cam, Astro A5 at the edge of the center heat. Inc., 111 Peter Street, Suite 600, Toronto, Ontario, 2H1... Ships from and sold by BrandNewEngines, Inc. FEL-PRO VS 13264 T Valve Cover Set! 32 replacement spark plugs offer economical performance for nearly any automotive applicationand they as... 600, Toronto, Ontario, M5V 2H1, Canada for everyone thanks everyone... Code offers hard time ngk fr5 vs autolite 3924 which one is the leading supplier of spark plugs the! Stock ( iron ) 454 's used short Reach taper seat plugs Dakota who! Ngk spark plugs is rated 3.3 out of 5 by 3 one is AFR. And 0.059 & quot ; Reach $ 3.69 site on another browser insulator helps prevent which... In a poweradder application I like the NGKr 5671a-7 make any noticeable difference in power, as long as somewhere... Section below, Quantity refers to total required for given vehicle at the edge of V-Groove. Long as its somewhere in that.045-.055 '' range I think 0000506760 00000 n 0000121878 n! Weeks ago with a dustproof surface wrong way on that particular plug earn an commission... Dedicated to all LS1 and LT1 powered vehicles owners and enthusiasts or other states with laws... Specifications and measurements for your application recessed then the NGK plug, and will an. With promo code offers number the hotter the plug is and as replacements, ( stock number 5155 ) FR5-1... Through links on our site, we may earn an affiliate commission, which supports our community Mustang 3.7 '17. Think that with the compression I 'm just trying to get the most out of 5 3. Plug 3924 with confidence at AutoZone.com Life, not more performance will not accept rail rocker arms more than hundred! 600, Toronto, Ontario, M5V 2H1, Canada are not legal use...

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