The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post

jimbuck1050 · 12-29-2018, 07:10 AM

It is a heat riser valve to help your engine warm up faster. It works on a counter weight so that it is wide open under full throttle.

12-29-2018, 07:10 AM	#2
jimbuck1050 Registered User Join Date: Apr 2014 Location: Rockford MI Posts: 6	Re: Ram horn headers hidden lever? It is a heat riser valve to help your engine warm up faster. It works on a counter weight so that it is wide open under full throttle.