New OEM Crankshaft LC Engineering has new forged 3RZ crankshafts. Replace your stock damaged crankshaft with a brand new upgraded OEM crankshaft from LC Engineering. A must for any 3RZ performance motor. OEM Toyota Part #: 13411-75901 Contact...

Main Bolt Set Time to replace those main bolts while rebuilding your bottom end? No problem, we have you covered, order this complete set of (8) main bolts. Contact our Tech Support Line for further information at 928-575-2174. Note:...

Pro Piston Set (Destroked To 2.5L) These custom pistons are designed strictly for short course off-road race engines that must be under 2.5L. These forged units feature valve reliefs for 2.5mm oversized valves and are 12.5:1 compression. They also...

Pro Piston Set (Custom Build) Forged pistons provide the ultimate strength and durability for any engine! Many people think that forged pistons are just for racers; this is not true. Even a daily driven vehicle can benefit from the extra strength of a...

OEM Timing Chain Cover This is a brand new OEM timing chain cover for 3RZ engines. OEM Toyota Part #: 11301-75021 Contact our Tech Support Line for further information at 928-575-2174. Note: Images are for illustration purposes only...

Timing Belt Cover This is a new OEM replacement cover for the 5VZ V-6 timing belt. It is recommended to be replaced when you replace the timing belt. OEM Toyota Part #: 11322-62901 Contact our Tech Support Line for further information at...

Bottom End Gasket Set (95-98) This bottom end gasket kit is designed to be the complement to our head gasket kit. Using both of these kits together will supply you with all the gaskets needed to assemble a 1995 - 1998 5VZ engine. Kit contains the...

Bottom End Gasket Set This bottom end gasket kit is designed to be a complement to our head gasket kit. Using both of these kits together will supply you with all the gaskets needed to assemble 2RZ/3RZ engines. Kit contains the timing cover gasket set,...

OEM Cylinder Head Bare Casting OEM replacement for 3.4L 5VZ engine equipped trucks and 4Runners. This cylinder head will fit driver or passenger side of the motor. NOTE: Does not include any valve train. You will need (2) per engine. Contact...

Street Performer Valve Springs These Street Performer valve springs are an excellent choice for a mildly built engine running naturally aspirated or low boost (0-10lbs). We recommend these for use with our Pro series or Stage 2 Camshafts steps. They...

Head Gasket Set (OEM Style MLS Head Gaskets) Head gasket failure is one of the most common problems with the Toyota engines. With a cast iron block and aluminum cylinder heads, add a little heat, and you have two entirely different metals expanding and...

Pro Main Studs ARP main studs are manufactured from 8740 Chromoly steel, heat-treated in-house to 200,000 psi Tensile strength, and precision J-form threads rolled after heat-treat to create a fastener that has threads 1000% stronger than others. All...