Complete cylinder head assembly for Toyota 1RZ / 1RZ‑E engines.
OEM: 11101‑75012 / 11101‑75011
Application: Toyota Hiace, Hilux, Granvia (1989–)
Direct replacement engine part.
Restores compression and engine performance.
Restore engine performance and compression with the
COWIN OEM‑Standard Complete Cylinder Head Assembly.
Designed for Toyota 1RZ and 1RZ‑E 2.0L gasoline engines, this fully assembled unit delivers reliable sealing, efficient cooling, and long‑term durability under daily driving and load conditions.
| Brand | Model | Engine | Year | OEM Numbers |
|---|---|---|---|---|
| Toyota | Hiace | 1RZ / 1RZ‑E | 1989– | 11101‑75012 / 11101‑75011 |
| Toyota | Hilux / Pickup | 1RZ / 1RZ‑E | 1989– | 11101‑75012 / 11101‑75011 |
| Toyota | Granvia / Townace | 1RZ / 1RZ‑E | 1989– | 11101‑75012 / 11101‑75011 |
Professional installation is strongly recommended.
Engine rebuilding requires precise torque sequences and timing alignment.
Always replace head gasket, bolts, and coolant during installation.
Properly bleed cooling system after installation.
COWIN (Gaoyun) specializes in engine, steering, brake, and filtration components.
Every cylinder head is pressure‑tested for leaks and inspected for dimensional accuracy.
Custom product FAQs
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You can add your logo to our product, and all these can be customized according to your needs.
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Products in stock can be delivered within 7 days, while the lead time for mass production is 30-60 days after receiving the deposit.
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If our delivery lead time cannot meet your deadline, please communicate your specific requirements with your sales representative.
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