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12-23-2015, 04:16 PM
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#1 |
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Registered User
Join Date: Jul 2011
Location: Vernon BC Canada
Posts: 287
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3rd gear lags please help 71 GMC k10
my truck is lagging in 3rd gear. 1st is fine and never used as its so low why bother. 2nd is great and pulls hard. then i shift into third and i can watch the speedo start to drop. any help would be great. thanx
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12-23-2015, 04:21 PM
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#2 | ||||
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"I ain't nobody, dork."
Join Date: Sep 2007
Location: Whidbey Island, Washington
Posts: 8,959
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Re: 3rd gear lags please help 71 GMC k10
Most 3 speeds the 2nd to 3rd shift is a pretty wide gap. You say it's a K10... lifted with oversized tires? That will just make it worse. What power plant? What gear ratios front and rear?
Lots of variables... Gary
__________________
'cuz chicks dig scars... My 1972 GMC 1500 Super Custom (Creeping Death) "long term" build thread. The Rebuild of Creeping Death after the wreck Quote:
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12-23-2015, 04:22 PM
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#3 |
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Registered User
Join Date: Aug 2009
Location: Bowser
Posts: 13,721
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Re: 3rd gear lags please help 71 GMC k10
Should otta stop towing that ford!! LOL!!
Could be lack of timing! What's your initial timing? |
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12-23-2015, 04:27 PM
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#4 |
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Registered User
Join Date: Jul 2011
Location: Vernon BC Canada
Posts: 287
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Re: 3rd gear lags please help 71 GMC k10
motor 350 ...tires 35" gears? everything is new
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