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

BADAZ chevy guy · 03-25-2014, 11:09 PM

Also, check to see if there's a selector switch on the back of the tach. Some Chevy tachs were used on 6 as well as 8 cylinder engines. It may have been bumped to the wrong position.

03-25-2014, 11:09 PM	#10
BADAZ chevy guy Registered User Join Date: Mar 2014 Location: Clearfield Utah Posts: 638	Re: Speedo question HELP Also, check to see if there's a selector switch on the back of the tach. Some Chevy tachs were used on 6 as well as 8 cylinder engines. It may have been bumped to the wrong position. __________________ My build thread. 1977 C10 short box. >>>> http://67-72chevytrucks.com/vboard/s...d.php?t=624182 700R4 build thread. >>> http://67-72chevytrucks.com/vboard/s...36#post6740236