HP+™ Adjustable Push Rods by Feuling®. Maintain maximum valve lift. Increased stiffness and column rigidity maximizing valve-train stability, increasing engine RPM horsepower and torque output. Tapered 7/16 4130 chrome moly adjustable pushrods, use a minimal adjustment parameter eliminating flex and loss of valve train-stability problems associated with most adjustable pushrods. Designed to exceed the needs of performance engines using larger lift camshafts and high spring pressures, while maintaining proper and critical oil flow to top end valve gear. Tapered 7/16 0.095 Wall thickness, Individual length, require removal of top rocker cover and rocker housing for installation, Use factory pushrod tubes.
Individual length intake & exhaust pushrods keep the adjustment extension to a minimum
CNC machined with 32 thread per inch adjustment, Double jam nut lock system, HP+® pushrod wall thickness 0.095
Race Series® wall thickness .120- recommended when extreme valve-spring pressures are used. New style 24 threads per inch
Designed for use with hydraulic or solid lifters and street or race engines
These pushrods require removal of rocker covers and rocker arm supports
FEULING® pushrods can be used with the factory pushrod tubes
Made in the U.S.A.
Precision engineered to excite you and perform
Made in compliance with standards for quality
Respected for unmatched reliability and strength
Feuling® was known as a "skunk work" facility specializing in engine design and development working with and licensing technology to the major manufactures such as Ford™, General Motors™, Harley Davidson™, Chrysler™, Nissan™ and Edelbrock™.
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Feuling® - HP+™ Adjustable Push Rods
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