*** IN STOCK SHIPS TODAY *** SBC injected fuel pump mandrel spacer assm. This spacer is used when running Enderle's tunnel ram set up on a SBC engine with a harmonic dampner and a fuel pump drive off the crankshaft.
Spacer dimensions are 4.00" O.D. x .875" thick x 2.140" I.D. Spacer is made from billet alum. and is anodized finish