en-us Wed, 26 Aug 2026 22:37:12 GMT 184824198 https://www.racingjunk.com/mechanical/184824198/mechanical-fuel-injection-jetting-calculator.html perfect gift for racing mechanical fuel injection engine builder/tuner/racer web app works on any portable or stationary web device one year membership currently used by competitors throughout: drag, top speed, sprint, tractor, land, water motorsports order through mficalc.com not for EFI or carbs provides jetting info for precise setup/tuning of racing fuel injection for normally aspirated engines for forced induction: roots, screw, centrifugal, turbo. two stage any fuel: alcohol, nitro, gas,…

]]> Engine Parts: Fuel Injection: Mechanical Wed, 26 Aug 2026 02:10:46 GMT 184824185 https://www.racingjunk.com/pistons-rings/184824185/new-je-bbc-565-hi-compression-pistons.html These are new JE pistons for a 565" BBC engine, with pins, Spirolocs, and oil ring support rails. 2618 alloy forgings. For 4.600" bore. For 4.250" stroke For 6.385" rods. 1.270" compression height. Compression 13:1. (Depending on head chamber CC and gasket thickness.) $850. No tax. Also new JE Power Seal Ring set for above pistons. $150. BBC Race Camaro Complete and Certified. New engine and transmission. $23500. BBC 582 Race engine. Complete less carb. $12,500 217 712…

]]> Engine Parts: Pistons/Rings Tue, 25 Aug 2026 21:11:31 GMT 184824168 https://www.racingjunk.com/fuel-pumps-system/184824168/aerospace-components-4-port-fuel-pressure-regulator.html 4 port fuel pressure regulator

]]> Engine Parts: Fuel Pumps/System Tue, 25 Aug 2026 18:09:30 GMT 184824157 https://www.racingjunk.com/fuel-pumps-system/184824157/brand-new-in-sealed-box-magnafuel-4-port-reg..html I have a brand new magnafuel 4 port reg. that is part #MP9433. it comes with a full factory warrant. here are the factory spec's good for up to 1600+ HP 4-12 psi Range (1) -10 AN Inlet (4) -6 AN Outlets (1) 1/8 in. NPT Gauge Port Classic Blue/Perfomance Purple Finish the 1st. $150.00 plus shipping get it.

]]> Engine Parts: Fuel Pumps/System Tue, 25 Aug 2026 15:34:48 GMT 184824156 https://www.racingjunk.com/ignition-spark-plugs-wiring/184824156/early-msd-6m-box-that-came-out-of-a-boat.html I have a early used MSD -6M ign box that came out of a boat we bought many year ago. it was working fine when we took it out. time to start cleaning off the shelf's the 1st $50.00 plus shipping get's it.

]]> Engine Parts: Ignition/Spark Plugs/Wiring Tue, 25 Aug 2026 15:20:50 GMT 184824154 https://www.racingjunk.com/blowers/184824154/mooneyham-roots-blower-.html Used Mooneyham Roots-style blower/supercharger for drag racing and high-performance applications. Polished finish with blower snout/drive.

]]> Engine Parts: Blowers Tue, 25 Aug 2026 14:58:34 GMT 184824152 https://www.racingjunk.com/fuel-pumps-system/184824152/brand-new-in-the-factory-magnafuel-pro-star-500-pump.html have a brand new Fuel Pump, Electric, ProStar 500, External, Gas/Alcohol, Single -12 AN Inlet/Outlet, 25-36 psi., 2,000 HP, Blue Anodized, Universal, magnafuel blue prostar 500 in the factory box. it's part number MP-4401. the 1st. $350.00 plus shipping gets it

]]> Engine Parts: Fuel Pumps/System Tue, 25 Aug 2026 14:46:54 GMT 184824149 https://www.racingjunk.com/blowers/184824149/littlefield-14-71-blowers.html I have (2) Littlefield 14-71 Blowers for sale. * Black cases * 60° billet/anodized rotors * Set up for gas or E85 * 5.15” blower snout included * Dyno time only on E85 * Buyer pays shipping Both blowers are in excellent condition and ready to run.

]]> Engine Parts: Blowers Tue, 25 Aug 2026 14:28:20 GMT 184693106 https://www.racingjunk.com/rotating-assemblies/184693106/manley-ls-7-427-cid-rotating-kit-free-freight-.html Manley LS 1 or 7 427 CID Rotating Assembly Balanced Internally Brand new FREE FREIGHT (Commercial Locations only) Enter Discount code RJ2025 at check out on website www.billmitchellproducts.com Free freight to commercial locations Compression 10.7:1 to 11.0:1 with a 64cc head, 9.240" deck height and a .050" head gasket Manley #192658 4.000" 4340 forged lightweight with long L7 snout, 58 tooth reluctor 2.100" rod journals 51-53lbs Manley #15051R 6.125" 4340 forged…

]]> Engine Parts: Rotating Assemblies Tue, 25 Aug 2026 07:50:08 GMT 184693102 https://www.racingjunk.com/cranks/184693102/crank-shaft-sale-sale-sale-in-stock-now.html BRAND NEW Crankshafts - In Stock - Ready to SHIP ON SALE Updated April 5, 2026 ALL CRANKS are 4340 Forged Lunati SIGNATURE CRANKS 4 BBC 4.125 Stroke Blower with Double Keyways - $1498 4 BBC 4.250 Stroke Blower with Double Keyways - $1798 3 BBC 4.500 Stroke Blower with Double Keyways - $1798 Also Work for Standard Applications - 2500+ HP Lunati VOODOO CRANKS 1 LS 3.622 Stroke - $769 MOLNAR CRANKS 3 BBC 4.750 Stroke N2O for CW cam-cut for 6.635 rods - $1189 K1 4340 FORGED CRANKS 1 SBC 3.562 Stroke…

]]> Engine Parts: Cranks Tue, 25 Aug 2026 07:50:05 GMT 184652953 https://www.racingjunk.com/blocks/184652953/lt1-lt4-lt5-aluminum-6.2l-cnc-machined-block.html MACHINED LT4 BLOCKS IN STOCK GM's aluminum LT production block has proven itself to be a strong performer. We see this block as being able to reliably handle over 1,000 hp. That could not be said about its LS predecessor. We offer this block fully machined, upgraded and ready to assemble with a diamond CNC hone finish appropriate for your application. Our state-of-the-art CNC equipment provides a level of precision far beyond OE. All blocks are individually serialized on our 4-axis CNC…

]]> Engine Parts: Blocks Tue, 25 Aug 2026 07:50:05 GMT 184613654 https://www.racingjunk.com/mechanical/184613654/engler-fuel-injection-now-at-alkydigger.com.html ENGLER Fuel Injection has partnered up with Alkydigger.com to Show, Sell, & Promote their Fabulous Precision 8 Stack Injections Both EFI & Mechanical - Trick Valves, Hoses, Nozzles, Jets , & 4 Cyl Midget Injectors . Engler is a Design and Manufacturer , and their stuff is always dead on with regard to flow characterstics https://www.alkydigger.net/category/7.html go here to view - We are building this product line up, so we may not have the full array of products on display yet.

]]> Engine Parts: Fuel Injection: Mechanical Tue, 25 Aug 2026 07:50:05 GMT