Retrofitting an LS-X crate engine with an 8-bolt crank calls for a clutch and flywheel matched to that specific bolt pattern. McLeod pairs its RXT twin disc kit with a dedicated aluminum flywheel so the whole assembly is a single part number.

McLeod 6305807M Twin Disc Clutch Kit with Aluminum Flywheel Features:

• Fits 2009-and-later GM LS-X 8-bolt crate engines in retrofit applications.
• Rated to handle up to 1,100 hp.
• Includes a dedicated 168-tooth billet aluminum flywheel.
• Twin ceramic, segmented discs, 9.688 in. diameter, with a solid-hub design.
• 1-1/8 in. 26-spline input shaft compatibility.
• Diaphragm-style pressure plate with strap drive.
• Includes mounting hardware; throwout bearing not included.