Car and Auto Engine Parts Manufacturing
Supertech Valves

A single-groove valve allows for more contact surface area, which leads to less friction.

Klotz Pure Estorlin Marine

Klotz Pure Estorlin Marine is high-performance lubricant for marine four-stroke engines.

Tech Line Thermal Management Coatings

Tech Line Thermal Management Coatings help manage the flow of heat for a variety of uses.

ARP Exhaust Fasteners

Properly securing headers and eliminating exhaust leaks is of primary concern to racers and car enthusiasts alike. Noted fastener manufacturer ARP has developed a number of efficient solutions for the task at hand. These include a series of application-specific kits for most popular engines, plus “universal” kits to cover the rest. Stud kits —which have

MAHLE PowerPak Porsche 964/993 Piston Kits

Specifically designed for engines with an 80.4mm stroke and 127mm rod length, MAHLE’s PowerPak takes the original OEM 3.6L to a remarkable 3.9L.

ECUMaster EMU Pro Standalone Engine Management System

The EMU Pro is an advanced system that is easy to install and operate, and provides complete control over all aspects of the engine’s operation.

PBM Timing Sets & Components

PBM offers a vast inventory of performance timing sets and related components, including billet and adjustable timing sets, for virtually all popular engines.

Speedmaster Top End Engine Kit

Kits include fully assembled PCE cylinder heads, intake manifold, valve covers, intake manifold gaskets, roller rockers, guide plates and screw-in studs.

Turbosmart ProPort 54mm Blow Off Valve

The ProPort is in a league of its own, standing 30mm (1.2”) lower than PowerPort while flowing over 25% more than the 50mm RacePort.

Circle D Specialties’ Ford HP Series 10R80 Torque Converter

Options are available to accommodate a wide variety of engine, power-adder and vehicle setups while retaining streetability.

Rislone Maximum Performance Engine Treatment

For more than 100 years, Rislone Engine Treatment has improved motor oil performance to better clean and protect engines. To offer customers greater versatility at a lower cost, Rislone is moving to a more concentrated product in a smaller bottle. A 16.9 fl. oz. bottle of Maximum Performance Engine Treatment (p/n 4102) replaces the quart-size (p/n 100QR) in

New Shell Rotella T6 10W-30 Full Synthetic Oil

New Shell Rotella® T6 10W-30 Full Synthetic Heavy Duty Engine Oil with Triple Protection Plus™ Technology is now available at over 6,000 O’Reilly Auto Parts locations and online at oreillyauto.com. It is available at Amazon as well. The full synthetic oil delivers better wear protection compared to conventional and synthetic blend and improved fuel economy in the fastest growing viscosity