Inner Cylinder head O-Ring made of Viton (FKM). In our opinion, Viton is...
Outer Cylinder Head O-Ring made of Nitrile (NBR)
Tygon F-4040-A hose, inner diameter 4,8mm (3/16")
Counter Shaft Sprocket from Afam. #415 (14-18 teeth)
Inner Cylinder head O-Ring made of Viton (FKM). In our opinion, Viton is a better material (due to its heat and chemical resistance) for use in the inner cylinder head gasket.
Piston with pin,ring and cir-clips for 87-94 Honda RS125 NF4 / 87-92 Honda RS250 NF5
Original Honda Reed valve for Honda RS125 NX4 98-09 (only 1 reed, 2 are needed) and 90-92 Honda RS250 NF5 (only 1 reed, 4 are needed)
Original Honda copper sealing washer for 6mm stud.
"Z" Circlips 14mm for VHM pistons. Fits VHM Part Nr. APHO12521717(A,B,C)
Piston ring for VHM pistons, fits VHM Part Nr. APYA12521716(A,B), APHO12521708(A,B,C) and APHO12521717(A,B,C)