Precision Engine Parts

Rocker Arm Shim (.030″ / .060") Have you ever checked your rocker arm alignment to see if it rides completely on the cam lobe? You are not alone; most people don't check it either!! As parts wear...

Exhaust Valve Seat (20+ Lbs of Boost) 33mm Pro Valve Seats are made of Nickel Aluminum Bronze material for extra-long life in performance engines. With track proven results the machine-ability,...

Exhaust Valve (Steel / 35mm - Stock Size) If you're looking for replacement valves for your Toyota 3VZ engine, then these high-strength steel OE type replacement valves are just right for you...

Intake Valve (Steel / 42mm - Stock Size) If you're looking for replacement valves for your Toyota 3VZ engine, then these high-strength steel OE type replacement valves are just right for you...

Stock Valve Guides (OE) When it comes to replacing valve train components, most people don't even think about the valve guides. If you have a high mileage engine or have bent a valve, it is most...

OE Valve Springs These are OE Valve Springs to get your spring rate back to factory specifications. If you are looking for an upgraded spring or running anything other than the factory cams,...

Street Performer Retainer (Single Spring) Our Street Performer retainers are an excellent OEM replacement that matches our street performer valve springs perfectly. If you have a mild street motor...

OEM Retainer (Single Spring) Our Street Performer retainers are an excellent OEM replacement that matches our street performer valve springs perfectly. If you have a mild street motor that doesn't...

Pro Bronze Valve Guide (Exhaust Side) Valve Guides are made of the highest quality manganese bronze material available. This provides additional clearance between the retainer and seal for...

Street Performer Retainers Our Street Performer retainers are an excellent OEM replacement that matches our street performer valve springs perfectly. If you have a mild street motor that doesn't...

Street Performer Retainer (Single Spring) Our Street Performer retainers are an excellent OEM replacement that matches our street performer valve springs perfectly. If you have a mild street motor...

Valve Keeper It is recommended to use hardened valve keepers every time you rebuild your engine. LC Engineering carries hardened valve keepers for all 3VZ valves using stock Toyota retainers or...

Valve Keepers (Hardened) For high lift cams, it is recommended to use hardened valve keepers. LC Engineering carries hardened valve keepers for all 20R/22R/22RE valves using stock Toyota retainers...