Centerforce 143 Tooth SFI 1.1 Flywheel - 36.3 lb - Internal Balance - 6-Bolt Crank - Mopar V8 Head and Neck Restraint Features:8" DiameterAbsolutely the most accurate 88450 Chevy Small Bock Gen Size:Medium AERFCM4025

Features:8" DiameterAbsolutely the most accurate way to trigger the ignition

Developed by one of the top NASCAR engine builders

offset -21 and the hub bore is 78

The manually activated nozzle on the top of the head is strategically placed and designed to cover the interior volume of the vehicle while the auto nozzle is directed at the most likely sources of ignition - fuel lines

It is primarily designed for use in racing applications and will require the use of longer that stock mounting bolts

Centerforce 143 Tooth SFI 1.1 Flywheel 36.3 lb Internal Balance 6 Bolt Crank Mopar V8 Head and Neck Restraint Features:8" DiameterAbsolutely the most accurate 88450 Chevy Small Bock Gen Size:Medium AERFCM4025 Features:8" DiameterAbsolutely the most accurate way to trigger the ignition Developed by one of the top NASCAR engine builders