Fitment Guarantee
Perfect fit — or your money back
- Description
Description
Precision machined from 4041 these main caps are a great upgrade for any JZ engines that's going to be producing more than 1000hp. These caps are designed and machined with ease of installation in mind.
You will have to align bore and hone the engine with your local machine shop and you will find care was taken to ensure fitting the thrust bearings isn't a hassle.
Designed and machined in the USA.
Shipping Weight ~15lb
Worldwide Shipping
Multi-Carrier Options UPS, FedEx, DHL, and more — you choose
Hassle Free Exchanges
Ordered the wrong size or spec? We’ll help swap it out.
Dedicated Support
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