Underdrive Gears
10% & 20% Underdrive Gear Set includes one pinion and one bowl gear. Both Underdrive sets slow your transmission down
To see the gear ratio chart please click the link below.
Halloween while supplies last SALE Port Support, Cam Cover, Head Hold downs, Flywheels, Release Arms Crank Triggers Top Shaft Bearing & Pinion Holders, For TWINS- Adjustable Flywheels, Crank Triggers & Valve Covers.
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