NOS AK Engine Motor Top End Gasket Set Fits: Yamaha HT-1 HT1 90 Made in Japan

NOS Superior 3rd O/S .75mm Piston Kit Fits: Yamaha HT-1 HT1 276-11637-00

YAMAHA DT100 HT1 LT2 LT3 MX100 RS100 Cylinder Base Gasket Genuine 276-11351-00

Yamaha NOS HT1, HT1BM, LT2, LT3, RS100, Push (2) Rod, # 276-16357-00. S133b

GENUINE NOS YAMAHA HT1 HT1MX 2ND O/S PISTON RING PART# 276-11611-90-00

NOS Yamaha HT-1 HT1 .75 3rd O/S Piston Set Kit Rings & Pin Complete 276-11637-00

276-23149-50 NOS Yamaha Spring Upper Washer HT1 LT2 LT3 LTMX S385r

NOS Riken Yamaha Piston Ring 0.50 O/S 1970-1971 HT1 HT-1 276-11611-21