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 Valve Shim (Stock Bucket / 2.50mm - 2.85mm) Street valve shims are used to shim the valve lash to obtain the proper valve lash specification that is required for the appropriate camshaft grind. On 2RZ and 3RZ engines, the cam rides directly on...

Street Valve Shim (Stock Bucket / 2.90mm - 3.30mm) Street valve shims are used to shim the valve lash to obtain the proper valve lash specification that is required for the appropriate camshaft grind. On 2RZ and 3RZ engines, the cam rides directly on...

Valve Shim (2.20mm - 2.55mm) Street valve shims are used to shim the valve lash to obtain the proper valve lash specification that is required for the appropriate camshaft grind. On 3VZ engines, the cam rides directly on the shim on stock buckets. Our...

Valve Shim (2.60mm - 2.95mm) Street valve shims are used to shim the valve lash to obtain the proper valve lash specification that is required for the appropriate camshaft grind. On 3VZ engines, the cam rides directly on the shim on stock buckets. Our...

Valve Shim (3.00mm - 3.40mm) Street valve shims are used to shim the valve lash to obtain the proper valve lash specification that is required for the appropriate camshaft grind. On 3VZ engines, the cam rides directly on the shim on stock buckets. Our...

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 or even get replaced the rocker arm alignment can...

Valve Cover (Race) The LC Engineering "Race" valve cover is designed for race applications only. This cover has a modified baffle and cover that allows for the elimination of the PCV valve. We then drill and tap the front breather tube. The cover is...

Pro Valve Train Kit (High Performance W/ Options) LC Engineering has taken the guesswork out of your 5VZ valve train. These valvetrain kits will supply you with all the compatible parts to upgrade the valve train on your performance engine. Intake...

Street Cylinder Head Set (W/O Camshafts) Our street cylinder head set for the 3.4L V6 (5VZ-FE) is just what the doctor ordered to get that daily driver back up and running! We understand that not everyone is looking to build their motor and would like...