The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - 1967-72 Factory Vacuum Gauge RPO Code????

Longhorn Man · 07-24-2006, 05:01 AM

Actually, many used an electric one. I know the diesels had a cable tach, and I'm sure there was a cable tachavalible on the gassers, but of the dozen or so C/40 & up I've looked at with tachs, they were all electronic.

07-24-2006, 05:01 AM	#11
Longhorn Man its all about the +6 inches Join Date: Jan 2001 Location: Hilliard Ohio Posts: 2,690	Re: 1967-72 Factory Vacuum Gauge RPO Code???? Actually, many used an electric one. I know the diesels had a cable tach, and I'm sure there was a cable tachavalible on the gassers, but of the dozen or so C/40 & up I've looked at with tachs, they were all electronic.