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#1 |
Jostrans68
Join Date: Mar 2001
Location: Bloomington indiana
Posts: 1,182
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fuel sending Unit differences
6 cyl has smaller tube? how much will this effect a 350 mild build? thanks Jack
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![]() former 67-72 now with a 96 silverado |
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#2 |
Registered User
Join Date: Jun 2002
Location: Knoxville Tenn.
Posts: 3,058
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Should be fine (unless you are planing to turn the motor in the 7000 rpm range).
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56 Chevy Bel-Air 2dr. HT (purchased new) 71 Chevy Cheyenne SWB PU (502HO) 65 GMC short bed step--work in progress and my gofer |
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#3 |
Senior Member
![]() Join Date: Mar 2000
Location: Rockville,In. USA
Posts: 3,722
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1967-71 6cylinders did have a smaller diameter line which was 5/16", 1967-71 8-cylinders used 3/8" lines on sender & from tank to pump, as stated prior it should only effect very high RPM's and WOT acceleration.
GMCPaul |
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#4 |
Registered User
Join Date: Nov 2003
Location: Alexandria, VA
Posts: 1,534
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Maybe the GMC's were different. My '72 with 307 V8 came with the 5/16 lines.
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'72 GMC SWB C1500 Custom, frame-off in progress. 383 SBC, 9:1CR, Comp Cams XE262H, Scat internal balanced crank, Eagle SIR 6" rods, Keith Black dish pistons, Dart Iron Eagle 72/180 heads, Weiand Stealth intake, Stewart stage I water pump, Holley 4bbl vac sec, TH350 with B&M Shift Improver Kit. 12 bolt positraction. ![]() ![]() ![]() |
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