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Bestsellers

1. AMS Performance Delrin Shift Knob - EVO 8/9/X
2. Mitsubishi OEM Shifter Retainer - EVO 8/9
3. AMS 5-Speed Under Hood Shifter Bushings - EVO 8/9
4. WORKS Grab Shift Knob - EVO 8/9/X
5. AMS Shifter Base Bushings - EVO 8/9
6. Technafit Stainless Steel Upper Clutch Line Kit - EVO 8/9
7. STM Master To Slave Full Clutch Line Kit - EVO 8/9
8. Cobb Tuning Shift knob - EVO 8/9/X / Ralliart***Discontinued***
9. WORKS Throw 5-Speed Short Shifter - EVO 8/9
10. Speed Source 2pc Under-hood Stiff Bushings Kit - EVO 8/9

Testimonials

def the best place, good prices, and fast shipping. so far everything I have ordered has come in 4 days or less. I hate waiting, so that is awesome. 05' EVO VIII is gonna be getting a lot of work done, soon to buy much more, just starting with the asthetics.

Curtis

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Cosworth High Performance Head Gasket - Evo X 4B11 87mm, 1.1mm - EVO X

Product Description

Cosworth High Performance Head Gaskets are engineered to seal in power under the most
demanding conditions. Constructed from stainless steel with a folded stopper layer, each application features superior sealing compared to conventional multi layer steel gaskets. Additionally, Cosworth High Performance Head Gaskets are manufactured from pre-coated die cut stainless steel resulting in uniform coating distribution and consistent shape.

This part is special order only. Please allow at least 4-8 weeks delivery
time. No express shipping is available on this part.
Specifications:

Individual die cut layers of stainless steel with superior consistency compared to lasercut gaskets
Pre-coated stainless steel with a 0.25 micron layer of nitrile rubber ensures consistent distribution of coating with no high or low areas
Manufacturing dimensional tolerance of +/- 0.001
Die cut manufacturing process ensures smooth edges, unlike laser cut gaskets
Cosworth gaskets feature a folded stopper layer for additional sealing pressure around each cylinder. The width of sealing area is specific for each application thereby providing ultimate sealing properties
Available in a range of thicknesses for specific applications
Bore = 87mm, Thickness =1.1mm