Home

Help

Testimonials

New Arrivals

View Cart

Install Tips

Categories

Bestsellers

1. Mitsubishi OEM Front License Plate Mounting Bracket Kit - EVO X / Ralliart
2. Carbon Fiber Mitsubishi Diamond Emblem Black and Chrome (Rear)
3. Mitsubishi OEM Window Vent Shades - EVO X / Ralliart / Lancer GTS
4. Mitsubishi OEM Car Cover - EVO 8/9/X, 08+ GTS, ES, DE & Ralliart 2009+
5. Ralliart Carbon Fiber Emblem
6. Badtz Maru Ralliart Emblem
7. Ralliart JDM Aluminum Badge Set (2)
8. Spec-D LED Projector Headlights Black Housing w/Clear Lens - 2008+ Ralliart, 2008+ Lancer
9. Torque Solution Super Shorty 2" Billet Antenna - Lancer 2008+
10. Hello Kitty Mitsubishi Ralliart Emblem

Testimonials

I have not purchased anything yet but I may soon. Good customer service via Live Chat.

Collin Reed

View All Testimonials

Write Your Own Testimonial

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