WEDDLE 11" SINGLE PLATE HIGH PERFORMANCE CLUTCH PACKAGE FOR PBS SHORT CHEVY BELL HSG, FITS GEN 1 CHEVY SMALL BLOCK MOTOR WITH 1-PIECE REAR MAIN SEAL. FLYWHEEL HAS 23.4 IN/OZ COUNTER BALANCE AND INTEGRAL TRIGGER WHEEL. PACKAGE INCLUDES: 1 CL11-FW-CV8B-1 FLYWHEEL 1 CL11-COVER-1 CLUTCH COVER 1 CL11-DISC-126 CLUTCH DISC 1 CL-PILOT-28 PILOT BEARING 6 H-B71620100XHD BOLTS 1 CL-165B-1236 12MM T/O BRG EXTENDER 1 SC-00331 SPACER FOR T/O BRG (3MM) 1 SC-00170A FLAT THROWOUT BEARING INSTALLATION NOTES: THIS CLUTCH PACKAGE IS DESIGNED FOR .700" CRANK OFFSET. REQUIRES .500" THICK SPACER PLATE BETWEEN BELL HOUSING AND MOTOR (SOLD SEPARATELY, PN: CL-SPACER-C127). THE 27.8MM DIAMETER PILOT BEARING INCLUDED WITH THIS PACKAGE INSTALLS DEEP IN THE CRANKSHAFT. 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-CHEV-XHD).