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 increased valve lift. Valve Guides provide excellent stability...

Viton Valve Seals (Stock Guides) Viton Valve Seals are the latest in valve seal material, surpassing Teflon! Heat resistant to 440 degrees, they eliminate oil consumption through the valve guide and provide smoother engine idling by stopping manifold...

Pro Bronze Valve Guide (Intake Side) Valve Guides are made of the highest quality manganese bronze material available. This provides additional clearance between the retainer and seal for increased valve lift. Valve Guides provide excellent stability...

Pro Valve Shim (8mm Under Bucket / 1.45mm - 1.80mm) LC Engineering upgraded cam buckets re-locate the valve shim from the top of the bucket to underneath the bucket. When the shims get re-located, you will have to change the shim to these under bucket...

Pro Valve Shim (8mm Under Bucket / 2.25mm - 2.60mm) LC Engineering upgraded cam buckets re-locate the valve shim from the top of the bucket to underneath the bucket. When the shims get re-located, you will have to change the shim to these under bucket...

Pro Valve Shim (8mm Under Bucket / 2.65mm - 3.00mm) LC Engineering upgraded cam buckets re-locate the valve shim from the top of the bucket to underneath the bucket. When the shims get re-located, you will have to change the shim to these under bucket...

Pro Valve Shim (8mm Under Bucket / 3.05mm - 3.30mm) LC Engineering upgraded cam buckets re-locate the valve shim from the top of the bucket to underneath the bucket. When the shims get re-located, you will have to change the shim to these under bucket...

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 that doesn't need anything exotic in the valvetrain,...

Pro Valve Shim (8mm Under Bucket / 1.85mm - 2.20mm) LC Engineering upgraded cam buckets re-locate the valve shim from the top of the bucket to underneath the bucket. When the shims get re-located, you will have to change the shim to these under bucket...

Valve Keeper (Hardened) Hardened Valve Keepers fit all 6mm valves using stock Toyota retainers and our Pro Titanium Retainers. A must for high rpm applications! NOTE: Keepers are sold as a single set (per valve). Contact our Tech Support Line...

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 need anything exotic in the valvetrain, these retainers...

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 that doesn't need anything exotic in the valvetrain,...