Cylinder Head, Big Valved, 85.5mm with Single Springs
98-1381-B
Special Aluminum Allow for strength and durability and it is repairable. Ports are 20% larger than stock. It has added material surrounding the combustion chamber for deep fly cutting. Thick interior walls for porting.
Exhaust air passages are clear for excellent cooling. Machined for 12mm 3/4 reach plug. The GTV-2 Casting allows you to run as is or with any port configuration.
Heads have 40.35mm Stainless Intake valves and 35.5 Stainless Exhaust Valves.
Lash caps are required with any stainless valve.
Single Spring configuration and 58 cc combustion chamber.
Special Aluminum Allow for strength and durability and it is repairable. Ports are 20% larger than stock. It has added material surrounding the combustion chamber for deep fly cutting. Thick interior walls for porting.
Exhaust air passages are clear for excellent cooling. Machined for 12mm 3/4 reach plug. The GTV-2 Casting allows you to run as is or with any port configuration.
Heads have 40.35mm Stainless Intake valves and 35.5 Stainless Exhaust Valves.
Lash caps are required with any stainless valve.
Single Spring configuration and 58 cc combustion chamber.
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