06-19-2007, 08:58 PM | #1 |
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250 or 292 ?
I was told that my new 67 has a 292, how can I tell the difference between a 250 6 cylinder and a 292 6 cylinder? thanks for any imput.
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65 tripower conv 4spd gto, 66gto, 67 gto 65 lemans conv 4spd 69 firebird conv. 67 c20 4x4 |
06-19-2007, 09:21 PM | #2 |
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Re: 250 or 292 ?
The 250 motor mounts are directly across from each other. The 292 mounts are offset, one farther back than the other. The 250 side lifter covers are about 4" high and the 292 covers are about 6"high. The 250 has a 5 qt. oil pan and the 292 is 6 quarts.
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rwgregory 67 GMC 2500 ,2w/d wide box 305 V-6, 4-speed |
06-19-2007, 09:25 PM | #3 |
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Re: 250 or 292 ?
thanks
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65 tripower conv 4spd gto, 66gto, 67 gto 65 lemans conv 4spd 69 firebird conv. 67 c20 4x4 |
06-19-2007, 10:04 PM | #4 |
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Re: 250 or 292 ?
I would like to add to this thread by hi-jacking it!
Can anyone tell me the internal differences between the 250 and the 292. According to the information I have the bore on all the L6's were 3.875 but the strokes were all different. Are the cranks and cams interchangable between the two sizes? Also are there any differences in the connecting rods? I've got a 250 that I (stupidly) bought parts for (cam, rings, bearings, .030 pistons) Only to find that my cylinders are crap and so are the journals on my crank. I'm just wondering if I found a 292 if I could use any of these parts. Thanks in advance. Shawn
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-- Shawn '67 Short Step '70 Short Wide |
06-19-2007, 10:26 PM | #5 |
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Re: 250 or 292 ?
The con rods are different because the 292 block is 1 1/2" taller than the 250. The cams are different because of the different locations of the distributer and fuel pump. I really don't know about the crank... but the heads, intake, exhaust manifold, ignition, and all sheet metal except the lifter side covers are interchangable.
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rwgregory 67 GMC 2500 ,2w/d wide box 305 V-6, 4-speed |
06-20-2007, 05:43 AM | #6 |
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Re: 250 or 292 ?
Very good, thanks!
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-- Shawn '67 Short Step '70 Short Wide |
06-20-2007, 06:02 AM | #7 |
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Re: 250 or 292 ?
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06-20-2007, 08:21 PM | #8 |
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Re: 250 or 292 ?
are the power steering brackets interchangable from a 250 to a 292?
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65 tripower conv 4spd gto, 66gto, 67 gto 65 lemans conv 4spd 69 firebird conv. 67 c20 4x4 |
06-22-2007, 12:26 AM | #9 |
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Re: 250 or 292 ?
No on the PS interchange
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06-22-2007, 05:23 PM | #10 |
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Re: 250 or 292 ?
any ideas of which is more sought after or better? i know thats open to all sorts of opions but had to ask,
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1969 rs 1966fastback 1969swbc/10 2006gt 1972swb4x4 |
06-23-2007, 05:35 AM | #11 |
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Re: 250 or 292 ?
Well, it depends on what you want to use it for. The 250 will turn higher rpms, but the 292 will pull it straight up a brick wall if you point it at one. I much prefer 292s for use in a TRUCK [as opposed to a roller skate with a bed for kegs]. The 292 is a torque monster. Both are very sturdy L6s.
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Every 25 years I like to rebuild that 292, whether it needs it or not. |
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