Description
PAI ERT-8563 Roller Tappet (pump tappet)
Engineered for Mack E7, E‑Tech, and ASET series engines. It provides precise cam‑to‑fuel‑pump motion transfer, ensuring stable injection timing, reduced valvetrain friction, and long service life under severe-duty operating conditions.
Features
– Direct Replacement for Mack 72GC266 — Confirmed in multiple listings
– Roller‑Style Tappet — Reduces friction and wear in the fuel pump drive system
– Engineered for High‑Load Diesel Applications — Built for the demands of vocational and on‑highway Mack engines
– OEM‑Level Fitment — Matches factory geometry for proper camshaft and pump timing
– PAI Industries Quality — U.S.‑manufactured with OEM‑grade materials and machining standards
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