Mr. Gasket Distributor Mechanical Advance Curve Kit - 928G axles-and-parts 1999-2004 Ford F-250 Super Duty

1999-2004 Ford F-250 Super Duty 415 CID

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Mr. Gasket Distributor Mechanical Advance Curve Kit - 928G axles-and-parts 1999-2004 Ford F-250 Super DutyOverview: One of the best, and sometimes missed tuning tricks is not to just optimize your initial timing, but to bring in timing advance more quickly than the stock distributor can allow. Bringing timing more quickly than stock can provide substantial increases in both torque and horsepower depending on your combination. This is done by changing the springs under the cap. This kit includes three sets of springs which can be used in different