0.950" Billet Aluminum Ford Crank Pulley Spacer SBF 302 351W 351CCrankshaftBillet Aluminum Small Block Ford Crankshaft Pulley Spacer (.950" Thick) Ford Small Block Crankshaft V-belt Pulley spacer for 302, 351W engines using an aftermarket harmonic balancer. Ford had 2 lengths on their balancers. The older 3 bolt balancer was 0.950" shorter than the newer 4 bolt balancer. Most aftermarket companies make their balancers to the shorter 3 bolt lenght so that they can be used in multiple applications. This requires the use of a 0.950" crank pulley spacer to get back to the original thickness. Overall Length: 0.950"
Bolt Pattern: 4
Longer Crank Pulley Bolts included. Material: 6061-T6 Billet Aluminum Made in the USABillet Aluminum Small Block Ford Crankshaft Pulley Spacer (.950" Thick) Ford Small Block Crankshaft V-belt Pulley spacer for 302, 351W engines using an aftermarket harmonic balancer. Ford had 2 lengths on their balancers. The older 3 bolt balancer was 0.950" shorter than the newer 4 bolt balancer. Most aftermarket companies make their balancers to the shorter 3 bolt lenght so that they can be used in multiple applications. This requires the use of a 0.950" crank pulley spacer to get back to the original thickness. Overall Length: 0.950" Bolt Pattern: 4 Longer Crank Pulley Bolts included. Material: 6061-T6 Billet Aluminum Made in the USA 0.950" Billet Aluminum Ford Crank Pulley Spacer SBF 302 351W 351CCrankshaftBillet Aluminum Small Block Ford Crankshaft Pulley Spacer (.950" Thick) Ford Small Block Crankshaft V-belt Pulley spacer for 302, 351W engines using an aftermarket harmonic balancer. Ford had 2 lengths on their balancers. The older 3 bolt balancer was 0.950" shorter than the newer 4 bolt balancer. Most aftermarket companies make their balancers to the shorter 3 bolt lenght so that they can be used in multiple applications. This requires the use of a 0.950" crank pulley spacer to get back to the original thickness. Overall Length: 0.950"
Bolt Pattern: 4
Longer Crank Pulley Bolts included. Material: 6061-T6 Billet Aluminum Made in the USABillet Aluminum Small Block Ford Crankshaft Pulley Spacer (.950" Thick) Ford Small Block Crankshaft V-belt Pulley spacer for 302, 351W engines using an aftermarket harmonic balancer. Ford had 2 lengths on their balancers. The older 3 bolt balancer was 0.950" shorter than the newer 4 bolt balancer. Most aftermarket companies make their balancers to the shorter 3 bolt lenght so that they can be used in multiple applications. This requires the use of a 0.950" crank pulley spacer to get back to the original thickness. Overall Length: 0.950"
Bolt Pattern: 4
Longer Crank Pulley Bolts included. Material: 6061-T6 Billet Aluminum Made in the USA