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Mod | | | Forums66 Topics128,080 Posts1,055,951 Members48,430 | | Most Online14,466
Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down
with Ads!  Again, thanks!
| | | | Joined: Dec 2007 Posts: 140 'Bolter | | 'Bolter Joined: Dec 2007 Posts: 140 | Anybody have any idea if a GMC 270 is supposed to have a bolt in the front of the crankshaft? Doesn't seem like it needs one to hold the balancer on but am trying to determine for sure? | | | | | Joined: Jun 2011 Posts: 1,901 Shop Shark | | Shop Shark Joined: Jun 2011 Posts: 1,901 | Yes.
At least there's one on mine.
Give me ambiguity
or give me something else
| | | | | Joined: Jun 2011 Posts: 5,096 Crusing in the Passing Lane | | Crusing in the Passing Lane Joined: Jun 2011 Posts: 5,096 | Is there a threaded hole for one, if so, put one in there, won't hurt.
Ed
'37 GMC T-18 w/ DD 4-53T, RTO-610, 6231 aux., '95 GMC running gear, full disc brakes, power steering, 22.5 wheels and tires.
'47 GMC 1 ton w/ 302, NP-540, 4wd, full width Blazer front axle.
'54 GMC 630 w/ 503 gasser, 5 speed, ex fire truck, shortened WB 4', install 8' bed.
'55 GMC 370 w/270, 420 4 speed, grain, dump bed truck from ND. Works OK.
| | | | | Joined: Sep 2001 Posts: 29,269 Bubba - Curmudgeon | | Bubba - Curmudgeon Joined: Sep 2001 Posts: 29,269 | Yes, there is a belt-pulley bolt-hole on the front of a GMC 270 (6 cylinder) crankshaft.
| | | | | Joined: Dec 2007 Posts: 140 'Bolter | | 'Bolter Joined: Dec 2007 Posts: 140 | Perfect, thx to all for the confirmation! | | | | | Joined: Nov 2016 Posts: 13 New Guy | | New Guy Joined: Nov 2016 Posts: 13 | OK, any of you guys have any idea why the rotor seem too tall and the cap seems loose on the 1955 GMC 270cid distributor I'm trying to build from pieces left over from the last owner????? Thanx , Mark | | | | | Joined: Apr 2005 Posts: 7,440 Bolter | | Bolter Joined: Apr 2005 Posts: 7,440 | Off topic question posted in an old post!
Martin
'62 Chevy C-10 Stepside Shortbed (Restomod in progress)
'47 Chevy 3100 5 Window (long term project)
‘65 Chevy Biscayne (Emily)
‘39 Dodge Business Coupe (Clarence)
“I fought the law and the law won" now I are a retired one!
Support those brave men/women who stand the "Thin Blue Line"! Hug a cop!
USAF 1965-1969 Weather Observation Tech (I got paid to look at the clouds)
| | | | | Joined: Sep 2001 Posts: 29,269 Bubba - Curmudgeon | | Bubba - Curmudgeon Joined: Sep 2001 Posts: 29,269 | Mark,
Start a new topic with a good title.
I, and others, will explain your mismatched parts. | | |
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