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Best performance engine short blocks are here! LS2 408, LS3 415, LS7 441, LSX 454 stroker, fully machined & blue-printed. Custom builds available.
CNC-Motorsports offers the best in LS 488-495 cubic inch LS short blocks. Our short blocks are in high demand among racers of all types worldwide. We use the best name brands such as Dart, Callies, Lunati, CP-Carillo, JE, Diamond, and Total Seal just to name a few.
All Texas Speed & Performance 427 C.I.D. LSx short-blocks use a new GM Performance Parts LSx iron block! The standard price includes a fully-assembled GM LSx short-block with a 4.00" stroke crankshaft with your choice of 24X or 58X reluctor wheel.
Choose our LS short block assembly when you’re in need of high-horsepower engines for drag racing, drift racing or any other extreme application. Our LSx short blocks are more than capable of helping you leave your competition in the dust. Good for up to 1500hp; High Performance Boost Ready for LS Based Cars and Trucks
427 cubic inch LSX short blocks are here! Fully machined & blue-printed, Custom builds available, Every part for power at CNC-Motorsports.
Chevy LS 427 LS7 Aluminum Short Block. Many Options Available. Priced From: $7,895. Fully Machined and Assembled by Shafiroff Racing.
A strong LS short block is the foundation for any LS engine project, whether you’re building up a high-horsepower 6.0 liter short block for an LS swap, or just putting together a reliable LS1 for your work truck.
