Anti-Reversion Plates Size:4500 - 1/2" - 4 Hole/2.150" Dia. If you want to monitor

If you want to monitor the condition of your engine even closer

easy and repeatable fixture for squaring rings in the bore prior to setting end gaps

They're designed by racers for racers

Moroso has designed the trigger wheel and adjuster arm to allow for inifinite timing settings

Non-billet rail covers leak after repeated removal and installation (i

Anti-Reversion Plates Size:4500 - 1/2" - 4 Hole/2.150" Dia. If you want to monitorReher Morrison's CNC anti reversion plates are CNC machined from 6061 T6 aluminum. The underside of these plates are machined to increase plenum volume. The 4 holes are tapered, or funnel shaped, to reduce intake manifold pulses from reverting back into the carburetor. Reher Morrison's CNC anti reversion plates broaden the power curve of your engine, as they improve carburetor signal, pull more fuel, and increase power in most applications. Other