What does the .030 inch thickness mean for my engine?

The .030 inch thickness is a specific measurement for these head gaskets. This size is often chosen during engine rebuilds or modifications to help adjust the compression ratio or deck height of the engine. It's a common specification for tuning and performance work.

Are these gaskets compatible with all Big Twin engines from 1999 onwards?

These gaskets are specifically designed for 1999 and newer Big Twin models that feature Twin Cooled heads. It's important to verify that your specific engine configuration has Twin Cooled heads for proper fitment.

What material are these head gaskets made from?

These head gaskets are constructed from layered steel. This material is chosen for its strength and ability to create a reliable seal under the high pressures and temperatures found in an engine's combustion chamber.

S&S Cycle Head Gasket .030in Layered Steel 900-0605

Name: S&S Cycle 1999+ BT .030in Head Gasket - 2 Pack
Brand: S&S Cycle
Price: 83.81 USD
Availability: InStock

S&S Cycle 1999+ BT .030in Head Gasket - 2 Pack

$83.81

On Backorder — Expected to ship by May 7, 2026

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

This 2-pack of S&S Cycle head gaskets is .030in thick and fits 1999+ Big Twin models with Twin Cooled heads.

Key Features

This product includes two S&S Cycle head gaskets.
Each gasket is .030 inches thick.
Constructed from layered steel for durability.
Designed to fit the stock bolt pattern.
Intended for 1999 and newer Big Twin models with Twin Cooled heads.
Fits various Harley-Davidson models from 2014-2016.

Secure CheckoutFast Shipping631-982-0042

Will this fit your vehicle?

Product Details

What you get here is a 2-pack of S&S Cycle head gaskets, specifically designed for 1999 and newer Big Twin models that feature Twin Cooled heads. These gaskets are layered steel and measure .030 inches thick, which is a common size for engine rebuilds or modifications where you need to adjust compression or deck height slightly. They follow the stock bolt pattern, making them a straightforward replacement for your original gaskets.

These gaskets are well-built with a layered steel construction, offering solid sealing for your engine's top end. The .030 inch thickness is a notable detail, often used when rebuilding or tuning an engine to achieve specific performance targets. They are designed to fit the stock bolt pattern, which simplifies the installation process when you're working on your engine.

This set is designed to fit a range of Harley-Davidson Big Twin models from 2014-2016, including popular bikes like the FLHR Road King and FLHX Street Glide. If you're in the middle of a top-end rebuild or modification on your Big Twin, these gaskets are a solid option to ensure a good seal.