3.1 in S10

Ray Hamilton

Join Date: Feb 2007

Posts: 239
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#1

3.1 in S10

09-13-2007, 11:13 PM

Thanks to the input on this board I have my 3.1 running today. A few final points and I'll take it for the drive. I've got a stock muffler but it sounds way healthier than 2.8. A little lope from the cam, but real smooth otherwise.

Thanks again for all the great input!

'86 S10 Blazer 4WD, '87 2.8 with 3.1 crank and pistons, A.R.I. "Stage 2 Cam", Iron Heads with stiffer springs, Holley TBI, Manifold bored to fit the TBI Base(4.3 size), Fiero Covers, MSD Coil, DynoMax Muffler and 2.5 Tailpipe, no cat, Auburn Limited Slip, 3.73 final Drive. 700R. '85 Fiero GT 3.4 Hybrid, relieved top intake and exhaust, 57mm TB, Auto. 3.06 final drive.
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