Exhaust› Headers, Manifolds and Components
Cometic Gasket
Cometic 2010 Yamaha YZ450F .042 Exhaust Gasket
SKU: C006 EX1041042AM
Easy — 1–2 hours
Description
Part #: EX1041042AM
Today's lightweight engines are producing more horsepower, higher cylinder pressures, clamp loads and extreme temperatures. Our commitment is to provide innovative, quality gaskets while maximizing your engine's power and performance. Cometic's gaskets are proudly made in the USA with materials manufactured on American soil. We are constantly updating and adding models to our ever growing library of gaskets for Powersports, Street Bikes, Snowmobiles, Harley-Davidson and V-Twin applications.
.042in. Armor Core Exhaust Gasket
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Cometic Gasket |
| Part Number | C006 EX1041042AM |
Videos
Harley Davidson Exhaust Gasket! How to install.
#AskAGuru: Fel-Pro Exhaust Manifold Gaskets
Use these gaskets to stop exhaust leaks on your Ford FE engine FOR GOOD!
SEMA 2016: Cometic Gaskets at the Forefront of Gasket Technology
BGA RPK1 Universal Gasket Material
Cometic MLS Head Gaskets
EM Series: The why behind copper exhaust gasket direction of installation
How to Install Harley FXR Exhaust Gaskets – FIX That Leak!
Reviewing Cometic's MLX Head Gaskets
Harley Davidson Repair Tips - Proper Exhaust Gasket Install
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
View Full Return Policy