Manley, Race Master exhaust valve set. STD - 99-04 Twin Cam (NU) 901830 smooth shifting and great clutch

smooth shifting and great clutch hold

OEM style square seal

Capacity 1

12 3/4" HIGH

Includes bracket & wiring

Manley, Race Master exhaust valve set. STD - 99-04 Twin Cam (NU) 901830 smooth shifting and great clutch1. 565" STD head diameter. Quality replacement valves, lower priced than the Manley 'Severe Duty' valves. Still offering a significant improvement over the OEM valve. Stainless steel construction with chrome plated stem and hardened tips. Excellent stock overhaul valve. Race Master valves are manufactured of stainless XH 426 for exhaust and stainless NK 842 for intake and offer great ultimate tensile strength, combining superior quality at a