Howards Hydraulic Lifters - Chevy V8 25-454 H768001XS With its own air supply

With its own air supply

8-Point Main Hoop for 1979-93 Fox Body

25" long from end of threads to tip of sensor stud and 2" in diameter

Intake Manifold Stud

Hardened washers Must be used with intake bolts to ensure proper torque and prevent galling of the aluminum

Howards Hydraulic Lifters - Chevy V8 25-454 H768001XS With its own air supplyThe Max Effort high output lifters were designed specifically for higher revving applications. Perfect for race applications which require a hydraulic lifter or high performance street applications that need an extra edge. These lifters can show a noticeable increase of power from 5, 000 rpm and up. Important: pre load must be set at . 002" . 004" (warm) to achieve performance levels. The name Howards Cams has been synonymous with high performance