Active filters
Precision billet oil pump and matched camplate increase oil pressure and scavenging volumes. Includes camplate relief valve pre-set to 50–60 psi, added oil feed holes and cam journal groove for improved lubrication. Kit includes pump, camplate, retainer plate, and hardware.
Replacement spring and plunger assembly for oil pump pressure relief valve — increases pop‑off psi and restores proper bypass control. Bench‑test with PART #3801-0071.
Ceramic oxygen sensor engineered for accurate air–fuel monitoring to help improve fuel economy and reduce emissions.
Precision oxygen sensor with stabilized zirconium dioxide element and platinum electrodes for improved fuel economy and emissions control.
Precision J-form cylinder stud kit with eight studs, moly assembly lubricant, and thread sealant. Stock replacement and reusable; manufactured by ARP® in the USA.
Stud and nut kit that reinforces rocker arm shaft standoffs to help prevent cylinder head cracking.
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