Description
This listing includes a pair of remanufactured cylinder heads for the Toyota 3.4 L 5VZ-FE 6-cylinder engine (commonly found in 1996–2004 Toyota Tacoma, 4Runner, T100, and similar vehicles). These heads are professionally rebuilt to restore sealing integrity, compression, and dependable performance.
Engine / Specification
Engine: Toyota 3.4 L 5VZ-FE
Includes: Complete left (driver) and right (passenger) heads
No Core Charge — you keep your old heads
Before purchasing, verify that your original heads are 5VZ-FE configuration to ensure proper match.
Rebuild Process & Quality Assurance
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Complete disassembly and thorough cleaning to remove carbon buildup, oil residue, and old gasket material.
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Pressure testing to confirm the castings are free from cracks and defects before reassembly.
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New valve stem seals installed; valve guides replaced as needed to restore proper sealing and alignment.
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Precision multi-angle valve seat work performed; valves are seated and inspected to ensure correct sealing and compression.
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Head surfaces precision machined to a smooth, flat finish for reliable gasket sealing and long-term durability.
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Final inspection and assembly — each head ships rebuilt and ready for installation.
Key Features & Benefits
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Remanufactured complete head set — left and right
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Engine: Toyota 3.4 L 5VZ-FE
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Delivered ready to install — valves re-set, deck surfaced, seals replaced
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No core charge required
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Provides reliable compression and sealing for a strong running engine
Shipping & Handling
Shipped with tracking via standard carrier. Cylinder heads are packaged securely to protect machined surfaces, valve seats, and internal passages during transit.

















