6.2 Aluminum LS3 Short Block w/ Forged Pistons 800HP, Thompson Blueprinted NEW GM block 6.2 LS3 ALUMINUM King racing main bearings  King racing rod bearings  GMPP cam bearings New GM 6 bolt nodular crankshaft K1 4340 forged...

6.2 Aluminum LS3 Short Block w/ Forged Pistons 700HP, Thompson Motorsports Blueprinted NEW GM LS3 ALUMINUM Block King racing main bearings King racing rod bearings GMPP cam bearings GM connecting rods TMS manufactured cores GM...

Stage 3 5.7 LS1 346/383 Short Block Blueprinted GM block L33 core King racing main bearings King racing rod bearings Thompson Motorsports single piece racing cam bearings K1 forged crankshaft with reluctor 3.622" or 4.000" K1 4340...

Stage 2 5.7 LS1 Short Block Blueprinted GM block L33 core King racing main bearings King racing rod bearings Thompson Motorsports single piece racing cam bearings GM Nodular crankshaft  K1 4340 forged H-beam connecting...

Stage 1 5.7 LS1 Short Block Blueprinted GM block L33 core King racing main bearings King racing rod bearings Thompson Motorsports single piece racing cam bearings GM Nodular crankshaft turned core GM connecting rods TMS...

Short Block Engine Aluminum LS1 5.7L V8 USED, F-Body Style. Please call or email for availability. This will be a used LS1 5.7L V8 Short Block ONLY, NO HEADS. Please enter the information requested. Ships truck freight in the US 48 states. PICTURE FOR...

GM Performance LSX 454 Long Block Engine 7.4L, Iron Block 11:1 These Chevrolet Performance Parts LSX 454 crate engines are filled with an all-forged, super-tough rotating assembly and feature a pair of new Chevrolet Performance deep-breathing LSX 6-bolt...

The 454 HO offers tremendous value in a big block crate engine. Based on the Gen VI block, this 425 horsepower cast iron head engine is a great choice for that muscle car in the garage. Details:The 454 HO offers tremendous value in a big block crate...

There is no replacement for displacement, and torque is king. With 550 Ft. Lbs. of torque the 502 HO will launch your car harder than you thought possible. With its 450 horsepower and awesome torque the 502 HO may have the best power to dollar ratio...

A DIY FOUNDATION FOR BIG TORQUE!We offer the ZZ502/502 Base crate engine for the builder who wants the super-strong bottom end and high-flow aluminum oval-port cylinder heads, but also wants to finish the engine his or her way. It’s a great...

The all new 350 horsepower Ram Jet 350 from GM Performance Parts makes it easy to have electronic fuel injection on any 1976 or older vehicle originally equipped with a carburetor. The secret is the industry leading MEFI 3 controller. This new controller...

The key to towing performance is torque, and the HT 502 crate engine has got a whole lot of it. Not only does this crate engine make torque, but it makes it right where you need it, way down low. With 512 ft.lbs. of torque at an incredibly low 2800 RPM...