If you have an annoying rattle under your valve cover, you know what these are for !
Tension Spring For 1983-1985 Honda CB550SC CB650SC Nighthawk Cam Chain Tensioner.
We had a specialty spring manufacturing company replicate the spring.
We want all 550/650 Nighthawk owners to have a chance to acquire these springs
Replaces Honda part# 14514-ME5-010