TCI One-Piece Lightweight Machined GM LT1/LT4 Flexplate 399860LW Designed for high-RPM GM LT1/LT4 engines, this SFI 29.2 certified 1-piece lightweight flexplate is made from 4140 forged steel and features a hobbed-on ring gear and robotic tig-welded...

Hays GM LS Engine Flexplate 10-030 (4L60E/TH350) Constructed of thicker than stock steel plate to withstand the stress of high stall speed converters and high RPM engine Securely welded ring gear with dual bolt pattern for use with either Powerglide...

Hays GM LS Engine Flexplate 40-508 Hays SFI Approved heavy duty flexplates for are constructed of a thicker than stock steel plate, enabling them to withstand the stress of high-stall torque converters and high-RPM engines. While factory stock plates...

LSXceleration Crankshaft Pilot Extension Adapter Adapts TH400, TH350, 700R4 & early 4L60e torque converter snout to LS engines.  

LSXceleration Flywheel Holding Tool 64-1000

TCI LS9 9-Bolt Flexplate 399755 This new series of flexplates is designed to prevent cracking and ring breakage in high performance GM LS9/LSA & Ford Modular 4.6/5.4 w/ 8-bolt crank applications. These flexplates are SFI 29.1-approved and made from...

TCI LSA 8-Bolt Flexplate 399756 When retrofitting the 2012 Chevy Camaro ZL1 for racing with an automatic transmission, the TCI GM LSA Flexplate is a must. Engineered to prevent runout, ring gear bounce and other damaging problems, these flexplates offer...

TCI Lightweight Machined LS Flexplate 399853LW TCI's new Heavy Duty, Lightweight Flexplate for GM LS applications is CNC machined with dual bolt patterns and withstands more than 12,000 RPM. Gas Nitrded for increased hardness and lightening holes to...

LS Swap Transmission Adapter Bolt Bolt for spacer adapter 603532-1.

LS Swap Transmission Adapter Spacer 603532-1 This spacer is required when installing a pre-1997 non-LS engine transmission (TH350, TH400, 700R4, 4L60, 4L60E or 4L85E) behind an LS Engine. The spacer is positioned between the crankshaft flange and...

LS Swap Transmission Adapter Spacer With Bolts 603532 This spacer is required when installing a pre-1997 non-LS engine transmission (TH350, TH400, 700R4, 4L60, 4L60E or 4L85E) behind an LS Engine. The spacer is positioned between the crankshaft flange...

TCI GM LS Flexplate  399753 Flexplates are .035" thicker than stock and the starter ring is welded to both sides of the flexplate for additional strength. Constructed from a high tensile strength material these flexplates resist elongation and...