WISECO Piston Top End Bearing Part No. B1023 20 x 25 x 24.8 Honda 1990 Honda FL400R Pilot 1989 Honda FL400R Pilot Yamaha 1990 Yamaha Exciter 570 1989 Yamaha Exciter 570 1988 Yamaha Exciter 570 1989 Yamaha Exciter Deluxe 570 1993 Yamaha Exciter II 570 1992 Yamaha Exciter II 570 1991 Yamaha Exciter II 570 1993 Yamaha Exciter II LE 570 1992 Yamaha Exciter II LE 570 1991 Yamaha Exciter II LE 570 1993 Yamaha Exciter II ST 570 1993 Yamaha Exciter II SX 570 1999 Yamaha Mountain Max 600 1998 Yamaha Mountain Max 600 1997 Yamaha Mountain Max 600 1991 Yamaha SRV 1990 Yamaha SRV 1989 Yamaha SRV 1988 Yamaha SRV 1987 Yamaha SRV 1986 Yamaha SRV 1985 Yamaha SRV 1984 Yamaha SRV 1983 Yamaha SRV 1982 Yamaha SRV 1981 Yamaha SRV 1980 Yamaha SRV 1998 Yamaha Venture 600 1989 Yamaha VK540 1988 Yamaha VK540 1998 Yamaha VK540 II 1997 Yamaha VK540 II 1996 Yamaha VK540 II 1995 Yamaha VK540 II 1994 Yamaha VK540 II 1993 Yamaha VK540 II 2005 Yamaha VK540 III 2004 Yamaha VK540 III 2003 Yamaha VK540 III 2002 Yamaha VK540 III 2001 Yamaha VK540 III 2000 Yamaha VK540 III 1999 Yamaha VK540 III 1991 Yamaha VK540E 1990 Yamaha VK540E 1999 Yamaha V-Max 600 1996 Yamaha V-Max 600 DX 1995 Yamaha V-Max 600 DX 1994 Yamaha V-Max 600 DX 1996 Yamaha V-Max 600 LE 1995 Yamaha V-Max 600 LE 1994 Yamaha V-Max 600 LE 1995 Yamaha V-Max 600 ST 1994 Yamaha V-Max 600 ST 1998 Yamaha V-Max 600 SX 1997 Yamaha V-Max 600 SX 1998 Yamaha V-Max 600 SX w/Ohlins 1998 Yamaha V-Max 600 XT 1997 Yamaha V-Max 600 XT 1996 Yamaha V-Max 600 XT 1998 Yamaha V-Max 600 XTC 1997 Yamaha V-Max 600 XTC 1998 Yamaha V-Max 600 XTC Deluxe 1990 Yamaha XL-V 1989 Yamaha XL-V 1988 Yamaha XL-V 1987 Yamaha XL-V 1986 Yamaha XL-V