WEDDLE 10.4" TWIN PLATE HIGH PERFORMANCE CLUTCH PACKAGE FOR PBS SHORT CHEVY BELL HSG TO LS1/LS2/LS3/LS6/LS7 PACKAGE INCLUDES: 1 <CL104-ASS-LS-226> FLYWHEEL/CLUTCH ASSY 1 CL-PILOT-28 PILOT BEARING 1 H-BM11X22XHD-6PK BOLTS (BAG OF 6 QTY) 1 CL-165B-1236 12MM T/O BRG EXTENDER 2 SC-00331 3MM SPACERS FOR T/O BEARING 1 SC-00170A FLAT FACE T/O BEARING INSTALLATION NOTES: THIS CLUTCH PACKAGE IS DESIGNED FOR .300" CRANK OFFSET AND PBS SHORT CHEVY BELL HOUSING (WITH VW STYLE CLUTCH RELEASE MECHANISM). THE 27.8MM DIAMETER PILOT BEARING INCLUDED WITH THIS PACKAGE INSTALLS DEEP IN THE CRANKSHAFT TO MAKE ROOM FOR THE PBS INPUT SHAFT SPLINES. IF YOU ALREADY HAVE A 43.3MM PILOT BEARING INSTALLED IN YOUR CRANKSHAFT, IT MUST BE REMOVED AND DISCARDED. A BLOCK MOUNTED STARTER IS REQUIRED (910-LS).