4.6 out of 5 stars 52. 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 If black and sooty move up to AR3934. Review this item. NGK FR5 Autolite 3923 Autolite 3924 . The … E3.20 4 Cycle-Riding Mower / Z turn spark plug NGK BCP4ES-11, 3924, RC12YC & MORE! Any use of this cross reference is done at the installers risk. Starting with part # 24 (heat range 4), if you want a colder plug you would use part # 23 (heat range 3), for a hotter plug you would use part # 25 (heat range 5). Go. 11 Posts . My question is about Spark Plugs. Quantity Add to Cart. Run the plug of your choice for about a week before checking. For example the NGK spark plug A6 is NGK stock number of 1010. $2.39 Open Proceed. Heads, Super Victor EFI Intake, GT91 T-4 single turbo. NGK 4435 vs Autolite 3924 in TFS head comparison: 0 Members and 1 Guest are viewing this topic. MaxPower 334058 Spark Plug for Riding Mowers NGK BKR5E Champion RC12YC Autolite 3924. Add to Wish List. Ok, I understand Nevermind × Open Delay. Part Number: E3.20. $3.79 $ 3. NGK Canada Spark Plugs ClubPlug.ca - Click Here! I have read on here in 1 forum that the Ngk Iridiums are the plugs to buy, is it due to the iridium and if so would the Autolite version work just as well?? a 3924 cross referances to a FR5. For example, 3923 has a heat range of 3. The spark plug heat range has no relationship to the electrical energy transferred through the spark plug. 11 replacement spark plugs for Autolite ar3924 Autolite ar3924 - Cross Reference | uk.sparkplug-crossreference.com We use cookies to personalise ads, to provide social media features and to … FREE Shipping on orders over $25 shipped by Amazon. Prev. We also share information about your use of our site with our social media, advertising and analytics partners. E3.20 4 Cycle-Riding Mower / Z turn spark plug NGK BCP4ES-11, 3924, RC12YC & MORE! Get it as soon as Fri, Dec 11. Autolite: Autolite indicates the heat range with the last digit of the part number. T. Tom_5.0 New Member. COLD MEDIUM HOT Racing Plug Number Old Racing Plug Number Champion NGK AR12 12 RV9YC R5674-7 AR13 13 RV9YC R5674-6 … NGK 7373 FR5 V-Power Spark Plug. Delayed Shipping. Spark Plugs – Champion RC9YC, AC-FR3LS,NGK-FR5, Autolite-3924, or Accel-416 Intake/Exhaust Valve Angle - 15* Intake/17* Exhaust Extra Notes: All valve sizes are 2.02” on the intake and 1.60” on the exhaust and clear stock piston valve relief radials unless noted. NGK R5671A-9, Champion C59CX, Accel 0141. 49. Join the discussion. Free Shipping in Canada is Back! NGK 7373 FR5 V-Power Spark Plug Pulstar BE1H10 PlasmaCore Plug 100% Guaranteed Satisfaction Hassle-Free Returns Awesome Customer Service 888-800-9629 The heat range of a spark plug is the range in which the plug works well thermally. It does not list every available plug from the other manufacturers. Rules for selecting the correct plug are to follow manufacturer’s specifications. Also have a N20 shot that I still have yet to fill the bottle. Autolite ®® Technical ... AR3924 – RC12YC FR5 AR3931 – C55C R5671A-11 AR3932 3932 C57CX R5671A-10 AR3933 3933 C59CX R5671A-9 AR3934 3934 C61CX R5671A-8 AR3935 – C63C R5671A-7 AR4132 – – D8EA AR4133 – – D7EA AR4152 – RA4HC DP9EA AR4153 – RA6HC DP8EA AR5624 – – R0045Q-10 – 4113 – BP6HS – 4114 L87YC BP6HS Racing Plug Number Old Racing Plug Number Champion NGK … 2,810 Posts #10 • Feb 4, 2010. rock4451 said: Autolite 3924's, they're what's recommended for my heads. I am running a 454 @ 10:1 CR, Edelbrock Performer RPM Heads and Intake, Isky 620 Solid Roller and a Holley 950 HP. 1 Stars, 0 product ratings 0. Same, they're inexpensive and they just plain work. The corresponding Champion stock number is 502 which is Champion spark plug D21. Adv_SBFTechie Big Block Offline Posts: 7907. 79 $5.05 $5.05. Jun 6, 2019 2 0 1 37 UK. From the high-tech Ruthenium HX™ to the industry standard OE-style spark plugs, NGK drives the future of spark plug engineering. 41-606. tr55. Similarly the corresponding Denso stock number is 5002 and the plug number is M17. you can type in your 3924. then you can type in 3923, 3922 and so on.Autolite - Part Details Then you can go to Trick Flow, since those are the heads you listed as using. Autolite engineers have developed plugs in many heat ranges to suit all engine applications. 70 Maverick Grabber, 5.0 (Performer RPM 2.02/1.6 … Product Cross Reference. BRAND NGK . 21 - 39 of 39 Posts. I want to put some Autolites in but what does everyone recommend? Location: Redneck Riviera (Ft Walton Beach Florida) NGK 4435 vs Autolite 3924 in TFS head comparison « on: August 27, … Higher number indicate hot plug (for example 5 or 4) and low number indicate cold heat range (for example 1 or ). 2. If you want to try a projected tip purchase Autolite AP3924 or NGK FR5. My manual says for the 2005 500ss to get the NGK BR9ECS with (.45 or .018 gap) and the conversion to Autolite is 4063 with the same gap. 1988 Mustang GT - 347 CI in a Dart Sportsman Block, Cammotion custom cam, Ported Victor Jr. Compact. The key to a heat range selection is related to selecting a plug that will efficiently burn-off carbon deposits from the center ceramic during normal use of the engine. Details about E3.20 Engine Spark Plug Fits Briggs RC12YC RC14YC Autolite 3924 NGK BCP4ES-11. Continue with Facebook. here is the manufactures website for a reliable referance. NGK spark plugs push the limits of performance and innovation, bringing the most advanced technology to today’s high-efficiency engines. tr5-1. Fram Autolite AP3924 Platinum Spark Plug, Pack of 1 . NGK Heat Ranges - The larger the number after the dash the colder the plug is. Mustang Forums . ngk. 4 Stars, 0 product ratings 0. All exhaust runner port volumes are 66cc unless noted. 1; 2; First 2 of 2 Go to page. When moving up 1 heat range the other plugs will be NGK R5671A-8, Champion C61CX, Accel 0142. Email a friend. 3924 SPARK PLUG - ARCHER Replaces: Briggs & Stratton 491055S, 691043 AC - FR3LSK Bosch - FR8DC Champion RC12YC, QC12YC Denso - K16R-U Motorcraft - AGSP32 NGK - BKR5E Autolite spark plug heat range is generally indicated by the last digit of the part number. Use Cross References as a guide only. Save Share. Jun 6, 2019 #1 Morning all, I am currently running NGK FR5 plugs but they don't run good at all. PN: FRM-3924 Chevy Gen 1/LT5, Mopar 318/360 1992-97 These Autolite copper core spark plugs feature a cold-formed steel shell with precision-rolled threads, a full copper core electrode to provide better performance, and a one-piece terminal post to add strength. The higher the number, the hotter the plug. 55. bp5es-a. We also share information about your use of our site with our social media, advertising and analytics partners. Compare Compare Now In stock. 4132 4193. d8ea c7hsa. 5143 . 32 replacement spark plugs for NGK FR5-1 We use cookies to personalise ads, to provide social media features and to analyse our traffic. 9.83 @ 143 MPH @ 14psi on 94 Husky pump gas, still working out the kinks and … Always refer to catalogue data to select the recommended product for specific engines. $2.49 $ 2. 5. So for a normal, street-driven engine, that 3924 … Thread starter Tom_5.0; Start date Jun 6, 2019; Forums. NGK Spark Plug Heat Rating. Anyone using Autolite 3926 in your big blocks ? Get it as soon as Fri, Dec 11. NGK 7373 FR5 V-Power Spark Plug SKU #FR5. You Save: $1.79 (17%) Your Price: $8.99. autolite. Arrives before Christmas. Plugs are listed alphabetically by NGK plug number. The lower the number, the colder the plug. Order by 12pm PST M-F for same day shipping. 3 Stars, 0 product ratings 0. Autolite spark plugs VS NGK - posted in REV Chassis - Performance and Trail Models: Hey guys, I was wondering if anyone has tried the Autolite spark plugs instead of the NGK. 41-101 41-601 41-602. itr4a15 tr55 fr5. A forum community dedicated to Jeep Grand Cherokee owners and … The heat rating of each NGK spark plug is indicated by a number; lower numbers indicate a hotter type, higher numbers indicate a colder type. Reply. Other companies like NGK and Denso both use higher numbers to denote a colder plug while Autolite, Champion, and Bosch use higher numbers for hotter plugs. 32 replacement spark plugs for NGK FR5-1 We use cookies to personalise ads, to provide social media features and to analyse our traffic. or sign up with email About this Discussion. 10 product ratings. Check for correct application and spec/measurements. UR5 UR5IX UR5GP UR5IX UR6 UR6IX UR6GP UR6IX WR5 WR5IX WR5GP WR5IX YR5 YR5IX YR5GP YR5IX ZFR4F-11 ZFR5FIX-11 ZFR5F ZFR5FIX-11 ZFR5F-11 ZFR5FIX-11 ZFR5F-11 ZFR5FIX-11 ZFR5FGP ZFR5FIX-11 ZFR5FGP ZFR5FIX-11 ZFR5FVX-11 ZFR5FIX-11 ZFR5J-11 ZFR5FIX-11 ZFR5J-11 ZFR5FIX-11 ZFR6F-11 ZFR6FIX … Selecting the Right Heat Range. Afr 195 angle plug eliminator heads, hooker super comp headers. Price. 4. Easy to start. Autolite 3924 alternatives. 3. They range from COLD through MEDIUM; and HOT to EXTREMELY HOT. I have 2 cylinders that are very close to touching the primary tubes on this 383 sbc, does anyone make a header plug with the same heat range of the 3924 plug? 41-900 41-902. tr5ix tr55ix. 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-. The Spark Plug Cross references are for general reference only. From Trick Flow: Spark Plugs: AC FR3LS, Autolite 3924Champion RC9YC, NGK-FR5 5.0 average based on 10 product ratings. Retail Price: $10.78. Good value. Jeep Grand Cherokee Forum. 4.7 out of 5 stars 300. 2 Stars, 0 product ratings 0. 38 Replies 28 Participants Last post: RumblinZJ Jun 23, 2011. Spark plug heat range is the measure of how fast the spark plug tip dissipates combustion heat. « previous next » Pages: [1] Author Topic: NGK 4435 vs Autolite 3924 in TFS head comparison (Read 12748 times) David Claflin. 5224. zfr5f-11. 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 It is so slight I would rather not dent the header, and they are ceramic coated. 5 Stars, 10 product ratings 10. See all 7 reviews. 1. Discussion Starter • #1 • Apr 13, 2012. The reason for the switch is I know a guy who knows lots about plugs and has told … Post by Bill Chase » Fri Aug 21, 2020 12:30 pm. ITEM #NGK7373. NGK FR5 Accel 416 AC FR3LS Autolite 3924 My personal recommendation as well as my own choice would be the Autolite 3924's, had very good luck with them so far. Continue with Google. Plugs - NGK or Autolite? As soon as Fri, Dec 11, I am currently running NGK FR5 plugs they... 2019 # 1 • Apr 13, 2012 at the installers risk for the..., I am currently running NGK FR5, NGK drives the future of spark plug NGK,! 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Plug tip dissipates combustion heat innovation, bringing the most advanced technology to today ’ high-efficiency! Our site with our social media, advertising and analytics partners about a week before checking to ’. 2020 12:30 pm what does everyone recommend the heat range has no relationship to the electrical energy transferred the... Has a heat range of a spark plug NGK BCP4ES-11 NGK heat ranges to all! Select the recommended product for specific engines GT - 347 CI in a Sportsman. Ranges to suit all engine applications fast the spark plug D21 about a week before....