Home

Help

Testimonials

New Arrivals

View Cart

Install Tips

Categories

Bestsellers

1. Rexpeed Carbon Fiber Fuse Box Covers Set - EVO X
2. Rexpeed Carbon Fiber Engine Cover - EVO X
3. ProSport Carbon Fiber Hood Damper - EVO X
4. Greddy Hood Damper Kit - EVO X
5. Rexpeed Black Engine Cover - EVO X
6. Boomba Battery Holder - EVO 8/9/X
7. AGP Valve Cover Breather- EVO X
8. Tomioka Racing Carbon Fiber Hood Damper - EVO X
9. Full-Race Reservoir Covers
10. Dress Up Bolts Titanium Engine Bay Kit - EVO X

Testimonials

I've ordered a couple of parts from Lancershop now, and both times the service was absolutely FLAWLESS! Super fast shipping, parts came exacly how I ordered them, and in excellent condition. Lancershop FTW!!!

Quinn

View All Testimonials

Write Your Own Testimonial

Cosworth 4B11 Forged Piston Set - 87mm 9.0:1CR - EVO X

Product Description

The piston is one of the most important components within the engine. It can be subjected to directional change up to 285 times every second and must withstand acceleration forces of 8500g. Coswort h high performance forged pistons are designed and engineered to withstand this type of punishment and still perform. All Cosworth pistons are manufactured using the same methods as our Formula One pistons and include features such anti scuff skirt coating, ulta-strong pins, polished top and patented anti-detonation bands. Additionally, each application uses a unique forging to minimize weight and ensure the strongest possible piston design.

Specifications:

Unique forgings for each application
Xylan Anti scuff skirt coating
Polished tops (reduced carbon build up and stress relief)
Manufactured from proprietary alloy (CosAl 010)
Ultra strong pin
Patented anti-detonation bands
Bore size = 87mm
Compression ratio 9.0:1 (nominal)
Rings not included (use part number 20005706)

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

Details

Price: $824.00

Purchase Product

Qty

If you see this message, your web browser doesn't support JavaScript or JavaScript is disabled. Please enable JavaScript in your browser settings so the online store can function correctly.