James Top End Gasket Kit 3-5/8 Bore JGI-17034-78-S

James Top End Gasket Kit for a 3-5/8 inch bore Shovelhead engine restores seal integrity and compression during top-end rebuilds on Harley Davidson motorcycles. Manufactured in the USA to OEM standards, this kit provides a complete set of gaskets and seals tailored for 1978–1984 Harley FL, FLT, FX, and FXR models with 3-5/8 inch bore. The components are designed to withstand heat and pressure typical of mid-range, high-performance builds, helping prevent leaks and maintain reliable engine operation.

The kit includes all gaskets and seals needed for a full top-end refresh: intake manifold o-rings and seals, carburetor-to-manifold gaskets, exhaust gaskets, two blue Veloprene-coated head base gaskets, oil line seals, and valve guide gaskets. OEM cross reference: 17034-78S.

• Two blue Veloprene-coated head base gaskets
• Intake manifold o-rings and seals
• Carburetor-to-manifold gaskets
• Exhaust gaskets
• Oil line seals
• Valve guide gaskets

Fitment covers Harley Davidson FL (1978–1984), FLT (1979–1983), FX (1978–1984), and FXR (1982–1983) bikes with 3-5/8 inch bore Shovelhead engines.

James top end gasket kit with Veloprene coated head gaskets rubber coated base gasket rubber coated rocker cover gaskets and seals. Kit is for 1966-1984 3-5/8 inch bore Shovelhead.

The James Top End Gasket Kit is a comprehensive solution designed to restore and maintain the performance of your Harley Davidson motorcycle. This kit is specifically tailored for models from 1978 to 1984, including the FL and FX series, providing a perfect fit and reliable sealing. It includes intake manifold o-rings and seals, carburetor to manifold gaskets, exhaust gaskets, two 3-5/8 inch bore blue Veloprene coated head base gaskets, oil line seals, and valve guide gaskets, making it an all-in-one package for top-end rebuilds. The high-quality components ensure durability and optimal engine performance, helping to prevent leaks and maintain proper compression within your engine. Whether you're performing routine maintenance or a complete rebuild, this gasket kit offers the essential parts needed to keep your Harley running smoothly. Manufactured in the USA, the kit adheres to OEM standards, ensuring compatibility and longevity, and is a trusted choice for professional mechanics and enthusiasts alike. The kit's components are engineered for easy installation, enabling a straightforward process that minimizes downtime. With the James brand's reputation for quality, this gasket set promises to deliver dependable sealing and peace of mind during your motorcycle's maintenance tasks.

Features:

• Includes intake manifold o-rings and seals for a complete top-end seal

• Carburetor to manifold gaskets for optimal fuel delivery

• Exhaust gaskets to ensure secure exhaust system sealing

• Two 3-5/8 inch bore blue Veloprene coated head base gaskets for durability

• Oil line seals and valve guide gaskets for reliable engine operation

• OEM Cross Reference: 17034-78S for compatibility

• Manufactured in the USA for quality assurance

Fitment
Harley Davidson FL 1978
Harley Davidson FL 1979
Harley Davidson FL 1980
Harley Davidson FL 1981
Harley Davidson FL 1982
Harley Davidson FL 1983
Harley Davidson FL 1984
Harley Davidson FLT 1979
Harley Davidson FLT 1980
Harley Davidson FLT 1981
Harley Davidson FLT 1982
Harley Davidson FLT 1983
Harley Davidson Fx 1978
Harley Davidson Fx 1979
Harley Davidson Fx 1980
Harley Davidson Fx 1981
Harley Davidson Fx 1982
Harley Davidson Fx 1983
Harley Davidson Fx 1984
Harley Davidson FXR 1982
Harley Davidson FXR 1983