When performing free-air calibration
1975-1996 Ford E-350 Econoline
Both are available in black oxide finished chrome moly steel or rust-proof stainless steel
properly positioning ground strap in cylinder head for increased power and clearance between spark plug and piston
Plastic carb hat is 2-3/8" tall and fits over the 7-1/4" air cleaner opening of Holley Dominator carburetors to prevent water or debris from entering the engine
Fel-Pro Perma Torque Head Gasket - Composition Type - 4.100" Bore - .041" Compressed Thickness - 1962-82 SB Ford, 351W H775CA3XS When performing free-air calibrationFel Pro deliver reliable sealing under grueling racing conditions. From the leader in aftermarket engine sealing, FEL PRO the gaskets professionals trust. Each gasket, set, or seal is built to meet or exceed all original equipment specifications and is validated for fit, form, and function. FOP Performance V8, 260 (4. 3L), 289 (4. 7L), 302 (5. 0L), 351W (5. 8L); Steel wire Inserted within a stainless steel armor surrounding each cylinder, wire ring