Texas Speed & Performance rotating assemblies offer the best durability with the best pricing available! This rotating assembly is perfect for those looking to build a big-inch engine using the GMPP LSx or RHS LS 9.24" short-deck engine block! You can choose from a variety of upgrades for the crankshaft, connecting rods, and pistons! FYI, All Wiseco piston sets will come standard with their steel top/napier 2nd ring set! Bearings are not included in the base price but can be added to your rotating assembly package. Give us a call, and we will be happy to spec out a rotating assembly that will match your needs!

Looking for an Affordable, In Stock, Plug and Play wiring harness for your LS Swap? PSI sells Standalone Wiring Harnesses for GM Gen II, III, IV, & V LS/LT based engines and transmissions. These harnesses include the Gen II LT1/LT4, Gen III (24x) LS1/LS6 and Vortec Truck Engines as well as Gen IV (58x) LS2, LS3, LS7, & Vortec and GEN V LT / ECOTEC3 Engines. All PSI Harnesses are Made in the USA. In addition to wiring harnesses, PSI carries Holley Products, Vintage Air A/C, Dakota Digital Gauges, HPTuners and PCM programming, Fuel Pump Kits, Engine Sensors, Extension Harnesses, Replacement GM connector pigtails and a complete line of hardware to complete your conversion needs!

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TSP 454 C.I.D. LSx Short-Deck Rotating Assembly

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