Twisted Choppers Flat Exhaust Port Gaskets for 1984-Up Harley-Davidson Big Twin
When the exhaust build calls for torque cones or a flat-seated port connection, the gasket style has to match. These Twisted Choppers flat exhaust port gaskets seat flush at the port opening and allow the use of torque cones for builders and fabricators working with Evolution, Twin Cam, Milwaukee-Eight, and Sportster engines who need the flat-style seal for their specific exhaust configuration.
Key Features
- Flat-style exhaust port gaskets compatible with torque cone exhaust installations
- Fits all Big Twin Evolution, Twin Cam, and Milwaukee-Eight engines 1984-Up
- Also fits all Sportster Evolution engines 1986-Up
- Sold as a pair
Technical Specifications
- Style: Flat exhaust port gasket
- Qty: Sold as a pair
Fitment Notes
- Fits all H-D Big Twin Evolution, Twin Cam, and Milwaukee-Eight engines from 1984-Up
- Fits all H-D Sportster Evolution engines from 1986-Up
- Flat style required when using torque cones; use tapered gaskets (TC SKU: 65324-83A) for non-torque-cone applications







steve dimmick –
Well made, but old one were in perfect shape.