FEULING PARTS Adjustable Pushrods - HP+Series® - Evolution Big Twin - 4077
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Regular price$199.95
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Adjustable Pushrods - HP+Series® - Evolution Big Twin
- Maintains maximum valve lift
- Increased stiffness and column rigidity maximizing valve-train stability, increasing engine rpm horsepower and torque output
- Minimal adjustment parameter eliminates flex and loss of valve-train stability problems
- Individual length intake and exhaust pushrods keep the adjustment extension to a minimum
- Designed to exceed performance engine needs using larger lift cams and high spring pressures while maintaining proper and critical oil flow to top-end valve gear
- Double jam nut lock system, HP+ Series® pushrod wall thickness of 0.120" and the Race Series® wall thickness of 0.145", both with 24 threads per inch adjustment
- Fueling pushrods can be used with factory pushrod tubes
- Made in the USA
- Can be used with hydraulic or solid lifters and street or race engines
- Requires removal of rocker covers and rocker arm supports
- Pushrods can be adjusted 0.225" longer than stock to accomodate longer cylinders and smaller base circle camshafts
- Race Series® recommended when extreme spring pressures are used
- Mfg No. 4077
