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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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| | | | Joined: Mar 2005 Posts: 576 Shop Shark | | Shop Shark Joined: Mar 2005 Posts: 576 | for those of you running small block chevys in your ad trucks, are you using short or long water pumps?
Last edited by david dyehouse; 05/11/2010 11:07 PM.
1949 Chevrolet 3100 "When this thing hits 88 miles an hour, you're going to see some serious sh%t." -Doc Brown
| | | | | Joined: May 2005 Posts: 1,624 Shop Shark | | Shop Shark Joined: May 2005 Posts: 1,624 |
Six volt guy living in a twelve volt world
| | | | | Joined: Mar 2008 Posts: 3,750 'Bolter | | 'Bolter Joined: Mar 2008 Posts: 3,750 | The 350 'vette engine I got had a short pump thankfully, even then it's tight!
1950 Chevy Advance Design 3100 in ScotlandIn the Stovebolt GalleryMore pix on Flickr. I've definately got this truck thing in my blood ... my DNA sequence has torque settings"Of all the small nations of this earth,perhaps only the ancient Greeks surpass the Scots in their contribution to mankind" Winston Churchill.
| | | | | Joined: Mar 2010 Posts: 76 Wrench Fetcher | | Wrench Fetcher Joined: Mar 2010 Posts: 76 | Long has more accessory options but the short is historicly correct until 68. | | | | | Joined: Dec 2001 Posts: 14,522 Moderator: Welcome Centre, Southern Bolters, Legion Hall | | Moderator: Welcome Centre, Southern Bolters, Legion Hall Joined: Dec 2001 Posts: 14,522 | | | | | | Joined: Jun 2005 Posts: 1,756 Shop Shark | | Shop Shark Joined: Jun 2005 Posts: 1,756 | Is it true that if you can slide your fingers between the pump and the block, you have a long pump?? | | | | | Joined: Mar 2010 Posts: 76 Wrench Fetcher | | Wrench Fetcher Joined: Mar 2010 Posts: 76 | From what I've read, yes thats true. Never tried it though. I've got a short one. If you try it let me know. I'd like to know if its true too.
Last edited by 561tonpanel; 05/15/2010 9:13 PM.
| | | | | Joined: Feb 2004 Posts: 29,746 Kettle Custodian (pot stirrer) | | Kettle Custodian (pot stirrer) Joined: Feb 2004 Posts: 29,746 | Long-offset pumps are there to accomodate the relocated timing marks on the cover- - - -about 12:00 instead of the earlier 2:00 position. Be sure the pump, timing cover, and harmonic balancer are off the same-vintage engine. A mismatched timing cover and balancer will result in ignition timing that's impossible to adjust properly with a timing light.
Jerry
Last edited by Hotrod Lincoln; 05/16/2010 4:52 AM.
"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!
| | | | | Joined: Jun 2004 Posts: 8,597 Riding in the Passing Lane | | Riding in the Passing Lane Joined: Jun 2004 Posts: 8,597 | The short pump is almost touching the timing cover. The long pump has about a 1/2 in. gap.
They say money can't buy happiness. It can buy old Chevy trucks though. Same thing. 1972 Chevy c10 Cheyenne SuperIn the Gallery Forum | | | | | Joined: Mar 2005 Posts: 576 Shop Shark | | Shop Shark Joined: Mar 2005 Posts: 576 | Is it true that if you can slide your fingers between the pump and the block, you have a long pump?? I guess that would depend on the size of you fingers Gary...  ..I have a long one on mine and yes I can get my fingers pretty much between them....dave
1949 Chevrolet 3100 "When this thing hits 88 miles an hour, you're going to see some serious sh%t." -Doc Brown
| | | | | Joined: Apr 2005 Posts: 2,832 'Bolter | | 'Bolter Joined: Apr 2005 Posts: 2,832 | correct on cars up through 68 but used on trucks through 72.
Evan
| | | | | Joined: Jun 2005 Posts: 1,756 Shop Shark | | Shop Shark Joined: Jun 2005 Posts: 1,756 | | | |
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