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Ackattack · 09-23-2011, 01:57 PM

I just got one, haven't installed it yet.

I also have a summit brand one, and it reads ~500 rpms high (in the on position, its at 500 rpm, idles at 1300 rpms, etc). So I ordered the sun pro

09-23-2011, 01:57 PM	#13
Ackattack Senior Member Join Date: Aug 2002 Location: Valley Center KS Posts: 3,525	Re: Sunpro Tach I just got one, haven't installed it yet. I also have a summit brand one, and it reads ~500 rpms high (in the on position, its at 500 rpm, idles at 1300 rpms, etc). So I ordered the sun pro __________________ Project Bruiser: 68 Pro-Touring C-10 5.3L / 4L60E Project Ironhide: 97 GMC Crew Cab 4x4 Cummins SOLD: '69 GMC 1/2T SWB TBI'd: Project No Buck Assembly Manual Index Sign up Thread!!! Factory Service Manual Index