Small Block Ford, 157-Tooth, 24.5 lb, 28 oz External Balance Ford/Excursion " The 5 inch rear block

The 5 inch rear block replaces the factory 1-1/4 inch block

Pre-Lubed and Painted Black - Shipped with break-in oil and filter included for proper engine startup

NEW 1998-1999 7

* NOTE: All 1994-2002 trucks using a DirectMount kit that have 4" aftermarket exhaust systems require an additional adapter – C11342

And Banks Ram-Air is designed to accommodate engine movement

Small Block Ford, 157-Tooth, 24.5 lb, 28 oz External Balance Ford/Excursion " The 5 inch rear blockHays billet steel flywheels are manufactured from certified billet material that will not break up under the stress of high RPM and severe punishment of racing. Available in weights up to 50 pounds for specialized applications, most Hays flywheels are drilled with both the Borg and Beck and long style clutch patterns. Hays flywheels are certified under SFI spec 1. 1.