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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!
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#57393 03/04/2006 11:06 PM | Joined: Jan 2005 Posts: 192 Member | | Member Joined: Jan 2005 Posts: 192 | okay so i got the front end completely removed for cleanining and new bushings etc,,, and i decided to pull the pan off the 235 to clean it and the pump, and got to looking at the cam.....i saw the lobe that works the fuel pump looks worn,,looks like a groove in it about 1/8 inch thick...is this normal? :confused: | | |
#57394 03/05/2006 3:19 AM | Joined: Feb 2006 Posts: 112 Member | | Member Joined: Feb 2006 Posts: 112 | i'm kinda new to these 235's/261's but ive never seen a cam with a 1/8" groove in it.. | | |
#57395 03/05/2006 5:32 AM | Joined: Jan 2001 Posts: 5,337 'Bolter | | 'Bolter Joined: Jan 2001 Posts: 5,337 | I've worked on alot of 235s and I have never seen what you described. Sounds like a pump locked up at some point.
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#57396 03/05/2006 5:34 AM | Joined: Jun 2000 Posts: 2,773 'Bolter | | 'Bolter Joined: Jun 2000 Posts: 2,773 | Usually means someone ran it without enough oil.
Fred
52 3600
69 C-10
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#57397 03/05/2006 5:51 AM | Joined: Oct 2005 Posts: 41 New Guy | | New Guy Joined: Oct 2005 Posts: 41 | The 56 motor I'm rebuilding had a nasty looking lobe where the fuel pump rides also. Had no history on the motor, other than it was running when pulled. I replaced the cam and lifters anyway.
You never have enough, til you have too many!
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#57398 03/05/2006 10:39 AM | Joined: Jan 2005 Posts: 192 Member | | Member Joined: Jan 2005 Posts: 192 | okay ...thanks guess i will add that to the growing list....does it ever stop when a guy is trying his darnest to revive the ol girl!!! | | |
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