en-us Wed, 26 Aug 2026 12:21:24 GMT 184814192 https://www.racingjunk.com/bbc-complete/184814192/great-street-and-strip-engine.html This is a 468 cu in pump gas great street engine will have invoice coming in a few days with all build sheets has to be one of prettiest bb I've built over 600 hp

]]> Engines: GM/Chevrolet: BBC complete Tue, 25 Aug 2026 14:00:10 GMT 184814106 https://www.racingjunk.com/big-block-complete/184814106/392-hemi.html 392 Hemi, still has cross hatch in cylinder walls I was told it was rebuilt when I got it and after pulling the pan and spinning it over it does appear to be fresh

]]> Engines: MOPAR: Big block complete Tue, 25 Aug 2026 07:50:06 GMT 184724620 https://www.racingjunk.com/long-block/184724620/boost-ready-dry-sump-lt4-long-block-376-or-416-ci.html GM's aluminum LT production block has proven itself to be a strong performer. We see this long block as being able to reliably handle to 1,200 hp. That could not be said about its aluminum LS predecessor. We switch to an aftermarket LS block over about 750hp. Aftermarket aluminum blocks are a high-cost upgrade. An LT's design provides a number of other benefits over its LS predecessor. The key characteristic of an LT is direct injection. This provides greater control over the…

]]> Engines: GM/Chevrolet: Long Block Tue, 25 Aug 2026 07:50:05 GMT 184464074 https://www.racingjunk.com/ls-lt-complete/184464074/1-270-hp-whipple-supercharged-ls-for-airboats-off-road.html PHOTOS & VIDEO SHOW OPTIONAL POLISHED FINISH and VARIOUS 4.5L WHIPPLESUPERCHARGER MODELS in ON & OFF-ROAD CONFIGURATIONS Off-roading and watersports come in a lot a flavors, but there are common themes of quality, durability and power for the engines. - They need to be able to operate in difficult environments, - withstand a serious beating time after time, and - generate lots of torque at low rpm to get those props spinning or big tires kicking up dirt, mud and sand. Whipple…

]]> Engines: GM/Chevrolet: LS & LT complete Tue, 25 Aug 2026 07:50:05 GMT 184139641 https://www.racingjunk.com/ls-lt-complete/184139641/1-200-hp-3.0l-whipple-supercharged-pump-gas-ls-dart-block.html Our standard Whipple supercharged 427ci LS is an awesome ProTouring powerplant. Here's why: - 1,200 hp and more than 1,000 lb-ft of torque from 3,400 to 6,100 rpm - Easy to install thanks to its self-contained water-to-air intercooler - Internal bypass allows engine to run naturally aspirated under light throttle pressure but provides instant throttle response on demand - Choice of styles (standard or inverted lid) and finishes (black, polished, custom) Custom versions are available for…

]]> Engines: GM/Chevrolet: LS & LT complete Tue, 25 Aug 2026 07:50:05 GMT 184122241 https://www.racingjunk.com/bbc-complete/184122241/3-000-hp-rated-r-t-twin-turbo-big-block-chevy-engine.html This Drag Week type 555 cubic inch BBC packs a lot of power in a tight package using American-made parts that are up to the task of handling 3,000 hp and 35 psi boost. Capable of running a range of fuels, it has the capability to put out incredible power at the track but still get around town on pump gas. The vertical dimensions are kept to a minimum using a Dailey's 7-stage dry sump and our custom low-rise billet intake manifold. We selected a Jones Racing Products serpentine system as it…

]]> Engines: GM/Chevrolet: BBC complete Tue, 25 Aug 2026 07:50:05 GMT 182689746 https://www.racingjunk.com/short-block/182689746/dart-ls-next-aluminum-custom-427ci-short-block-ls3-or-ls7.html BOROWSKI RACE ENGINES, INC. has established its position as the leading builder of Dart LS Next engines by being first in line with pre-production orders, working cooperatively with other top vendors to create custom solutions, building a wide range of extreme engines and maintaining inventory of key components. As a result of our effort, experience and investment, we can now offer world-class LS assemblies and engines on SHORT LEAD TIMES. Our standard LS Next displacement is 427 cubic inches.…

]]> Engines: GM/Chevrolet: Short Block Tue, 25 Aug 2026 07:50:05 GMT 182685226 https://www.racingjunk.com/long-block/182685226/borowski-custom-dart-ls-next-aluminum-long-block.html This long block is for someone that wants bulletproof so they won't cringe every time they turn up the boost. Like in the video. The recipe for this piece has further evolved since the video was shot back in 2018. We now use a skirted Dart aluminum LS Next engine block and upgrade it to 1/2" head studs and machine the lifter bores to 0.904" for larger, more robust lifters. Callies has also introduced their new Apex crank line. Its performance is comparable to their Magnum line…

]]> Engines: GM/Chevrolet: Long Block Tue, 25 Aug 2026 07:50:05 GMT 182683469 https://www.racingjunk.com/short-block/182683469/dart-shp-ls-next-427-turbo-or-na-short-block-.html With both flat top and dish pistons available, this short block can be used for naturally aspirated or turbo builds with light to moderate boost up to 1,200 crank horsepower. For higher power requirements, please refer to our Racing Junk ad 182683489 with upgraded block, crank and rods. The Dart SHP LS Next is fully skirted and adds the convenience of directly bolting on GM covers and accessories without requiring oil spacer rails and remote oil filter adapters. SHP Features - Full side skirts…

]]> Engines: GM/Chevrolet: Short Block Tue, 25 Aug 2026 07:50:05 GMT 182071733 https://www.racingjunk.com/bbc-complete/182071733/632-cid-block-rotating-assembly-10.5-1.html This 632 cid Rotating Assembly for Big Block Chevy has Precision Balanced 4.750 stroke 4340 Forged crankshaft with Wiseco RED Series 2618 forged pistons for 10.5-1. World Products Block with 4.600 bore and Stroker Clearanced for 4.750 stroke. World Products Merlin IV Block, ductile iron 4-bolt main caps 10.200 deck and 4.600 bore with ARP main bolts Stroker Clearanced for 4.750 stroke 4340 Forged 4.750 stroke crankshaft Center counterweights for added strength & HP 4340 H-beam Rods 6.700 in…

]]> Engines: GM/Chevrolet: BBC complete Tue, 25 Aug 2026 07:50:05 GMT 184757198 https://www.racingjunk.com/other/184757198/727-sonnys-hemi-still-in-the-crate-1593hp-7690rpm.html Complete 727Ci Sonnys Hemi, 5.000, Engine is new still in the crate. Please call for details. Richard Freeman 405-640-2366. Elite Motorsports, LLC

]]> Engines: Other Tue, 25 Aug 2026 07:50:04 GMT 184640148 https://www.racingjunk.com/ls-lt-complete/184640148/630-hp-ls3.html Fully built race engine. By CRD out of NC. Original cost was $28,000. 11:1 compression. Used only 15 hours. Was built for a series that we no longer compete in. Perfect condition. Could trade for 5.3 LS parts (plus cash) or gooseneck trailer.

]]> Engines: GM/Chevrolet: LS & LT complete Tue, 25 Aug 2026 07:45:09 GMT