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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
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.
The forged Callies Ultra H-beam rods and Diamond Race Series pistons complete a short block that you won't need to worry about. Engines need to breathe for power and our CNC ported All Pro heads do an exceptional job.
427 cubic inch LSX short blocks are here! Fully machined & blue-printed, Custom builds available, Every part for power at CNC-Motorsports.
Professionally built short blocks with all brand new premium components. Designed and built for Street performance and all out heads up racing. Simplify engine building and save time with pre-engineered, dyno tested short block combinations from Dart’s SHP (Special High Performance) group.
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.
LS Bare & Short Blocks. Whether you are looking to replace a worn out block or are wanting to build your own LS engine, look no further than Pace Performance. Starting with the correct block for your application assures a strong foundation with the ability to support high horsepower.
