Boyesen Rad Valve - RAD-43X / RAD43X

• Now delivered with carbon fiber reeds for even greater performance gains.
• Maintains flow velocity through the valve and redirects intake charge for more even distribution to the intake ports.
• Sharper, quicker throttle response.
• Added torque improves performance on hills, through corners, and over technical jumps.
• Increases horsepower in low-, middle-, and especially the top-end ranges.
• One-piece aluminium casting, no trimming or plastic inserts required.

Compatible with KTM:

• 1988 KTM 350 Enduro
• 1987 KTM 350 Enduro
• 1990 KTM 350 EXC
• 1989 KTM 350 EXC
• 1990 KTM 350 MX
• 1989 KTM 350 MX
• 1995 KTM 440 EXC
• 1994 KTM 440 EXC
• 1995 KTM 440 MXC
• 1994 KTM 440 MXC
• 1986 KTM 500 MXC
• 1985 KTM 500 MXC
• 1996 KTM 550 MXC
• 1995 KTM 550 MXC
• 1994 KTM 550 MXC
• 1993 KTM 550 MXC