Skip to product information
M8 4.125" 117CU TOP END KIT .030" H/G For Harley-Davidson
Gasket kits include all gaskets, seals and O-rings from the cylinder base thru the rocker cover gaskets. Head and base gaskets are AFM (Aluminum Foam Material), a chemically blown, compounded nitrile synthetic rubber bonded to an aluminum core with temperature resistance of over 250° F (121° C). AFM material has an 85% recovery while maintaining strong torque retention. AFM does not require gasket sealers or re-tightening. Available in stock and Big Bore sizes and various thicknesses to allow engine builders to tune compression ratio.
Replaces OEM: 25700729
M8 4.125" 117CU TOP END KIT .030" H/G For Harley-Davidson
254.61 €
Gasket kits include all gaskets, seals and O-rings from the cylinder base thru the rocker cover gaskets. Head and base gaskets are AFM (Aluminum Foam Material), a chemically blown, compounded nitrile synthetic rubber bonded to an aluminum core with temperature resistance of over 250° F (121° C). AFM material has an 85% recovery while maintaining strong torque retention. AFM does not require gasket sealers or re-tightening. Available in stock and Big Bore sizes and various thicknesses to allow engine builders to tune compression ratio.
Replaces OEM: 25700729