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Product description
The Cometic Complete Gasket Kit For Harley Davidson FLSTC1340 1989-1991 is part of the latest collection from Cometic.
Features:
- Every gasket in the kit uses the best materials possible for its intended application
- Multi-Layer Steel (MLS) head gaskets
- Steel Viton®-coated base gaskets
- Blue Viton valve stem seals
- Aluminum Foam Material (AFM) race-style exhaust gaskets
- Complete kit includes motor gasket kit plus primary, derby and inspection cover gaskets (where applicable)
- Made in the USA
Specifications:
- Bore Size: 3.500"
- Features: For '89-'91 Softail/Dyna
- Material: AFM (Aluminum Foam Material)| Steel| Viton
- Product Name: Gasket Kit
- Thickness: 1.02 mm (0.040")
- Type: Complete
- Units: Kit
To fit:
- Harley Davidson FLSTC 1340 1989 Heritage Softail Classic All Models
- Harley Davidson FLSTC 1340 1990 Heritage Softail Classic All Models
- Harley Davidson FLSTC 1340 1991 Heritage Softail Classic All Models
- Harley Davidson FXSTC 1340 1989 Softail Custom All Models
- Harley Davidson FXSTC 1340 1990 Softail Custom All Models
- Harley Davidson FXSTC 1340 1991 Softail Custom All Models
- Harley Davidson FXSTS 1340 1989 Softail Springer All Models
- Harley Davidson FXSTS 1340 1990 Softail Springer All Models
- Harley Davidson FXSTS 1340 1991 Softail Springer All Models
Manufacturer part number: C9751F
View all Cometic. View all Parts and spares.
Contents
Your package will include the following:
- 1 X Cometic Complete Gasket Kit For Harley Davidson FLSTC1340 1989-1991
To fit:
- Harley Davidson FLSTC 1340 1989 Heritage Softail Classic All Models
- Harley Davidson FLSTC 1340 1990 Heritage Softail Classic All Models
- Harley Davidson FLSTC 1340 1991 Heritage Softail Classic All Models
- Harley Davidson FXSTC 1340 1989 Softail Custom All Models
- Harley Davidson FXSTC 1340 1990 Softail Custom All Models
- Harley Davidson FXSTC 1340 1991 Softail Custom All Models
- Harley Davidson FXSTS 1340 1989 Softail Springer All Models
- Harley Davidson FXSTS 1340 1990 Softail Springer All Models
- Harley Davidson FXSTS 1340 1991 Softail Springer All Models

Cometic manufactures high-performance gaskets and engine sealing solutions for motorcycles, scooters, and powersports vehicles. Known for precision engineering and premium materials, Cometic products deliver reliable sealing, durability, and improved engine performance. Trusted by racers and mechanics worldwide, Cometic gaskets are designed to withstand extreme temperatures and pressures in demanding riding conditions.
Product description
The Cometic Complete Gasket Kit For Harley Davidson FLSTC1340 1989-1991 is part of the latest collection from Cometic.
Features:
- Every gasket in the kit uses the best materials possible for its intended application
- Multi-Layer Steel (MLS) head gaskets
- Steel Viton®-coated base gaskets
- Blue Viton valve stem seals
- Aluminum Foam Material (AFM) race-style exhaust gaskets
- Complete kit includes motor gasket kit plus primary, derby and inspection cover gaskets (where applicable)
- Made in the USA
Specifications:
- Bore Size: 3.500"
- Features: For '89-'91 Softail/Dyna
- Material: AFM (Aluminum Foam Material)| Steel| Viton
- Product Name: Gasket Kit
- Thickness: 1.02 mm (0.040")
- Type: Complete
- Units: Kit
To fit:
- Harley Davidson FLSTC 1340 1989 Heritage Softail Classic All Models
- Harley Davidson FLSTC 1340 1990 Heritage Softail Classic All Models
- Harley Davidson FLSTC 1340 1991 Heritage Softail Classic All Models
- Harley Davidson FXSTC 1340 1989 Softail Custom All Models
- Harley Davidson FXSTC 1340 1990 Softail Custom All Models
- Harley Davidson FXSTC 1340 1991 Softail Custom All Models
- Harley Davidson FXSTS 1340 1989 Softail Springer All Models
- Harley Davidson FXSTS 1340 1990 Softail Springer All Models
- Harley Davidson FXSTS 1340 1991 Softail Springer All Models
Manufacturer part number: C9751F
View all Cometic. View all Parts and spares.
Contents
Your package will include the following:
- 1 X Cometic Complete Gasket Kit For Harley Davidson FLSTC1340 1989-1991
To fit:
- Harley Davidson FLSTC 1340 1989 Heritage Softail Classic All Models
- Harley Davidson FLSTC 1340 1990 Heritage Softail Classic All Models
- Harley Davidson FLSTC 1340 1991 Heritage Softail Classic All Models
- Harley Davidson FXSTC 1340 1989 Softail Custom All Models
- Harley Davidson FXSTC 1340 1990 Softail Custom All Models
- Harley Davidson FXSTC 1340 1991 Softail Custom All Models
- Harley Davidson FXSTS 1340 1989 Softail Springer All Models
- Harley Davidson FXSTS 1340 1990 Softail Springer All Models
- Harley Davidson FXSTS 1340 1991 Softail Springer All Models

Cometic manufactures high-performance gaskets and engine sealing solutions for motorcycles, scooters, and powersports vehicles. Known for precision engineering and premium materials, Cometic products deliver reliable sealing, durability, and improved engine performance. Trusted by racers and mechanics worldwide, Cometic gaskets are designed to withstand extreme temperatures and pressures in demanding riding conditions.































