motor problems - The 1947 - Present Chevrolet & GMC Truck Message Board Network

gotit · 08-11-2007, 12:57 AM

ok i got my used motor in. it ran great for 3 days. now its running real sluggish and has no horsepower, and its now making that same flywheel broke noise. the same noise the old engine was making. why would it run great then start going down hill that fast and start making that noise. please help

Srubydo1986 · 08-11-2007, 01:06 AM

how much was changed? aka ( carb plugs all the add ons

gotit · 08-11-2007, 07:34 AM

i put the intake and throttlebody off the 350 on the 305 that i put in my truck. also tookthe starter and flywheel off the 350 and put it on the 305. thats all i used.

mike's85 · 08-11-2007, 03:46 PM

Quote:

Originally Posted by gotit

ok i got my used motor in. it ran great for 3 days. now its running real sluggish and has no horsepower, and its now making that same flywheel broke noise. the same noise the old engine was making. why would it run great then start going down hill that fast and start making that noise. please help

mine sounded like that with no power and my timing was way off

Ric83 · 08-13-2007, 12:07 PM

Quote:

Originally Posted by mike's85

mine sounded like that with no power and my timing was way off

That was my next thing. When the engine was replaced in my dad's truck, they forgot to tighten down the dizzy. It would slowly move while it was driven until it got to the point to where it would hardly move much. Luckily, it was an easy fix that cost us nothing.

08-11-2007, 12:57 AM	#1
gotit Registered User Join Date: Feb 2006 Location: wichita falls, texas Posts: 20	motor problems ok i got my used motor in. it ran great for 3 days. now its running real sluggish and has no horsepower, and its now making that same flywheel broke noise. the same noise the old engine was making. why would it run great then start going down hill that fast and start making that noise. please help __________________ [SIZE="6 Code: HTML Code: [PHP][/PHP] "][/SIZE]

08-11-2007, 01:06 AM	#2
Srubydo1986 The Crazy Machanic Join Date: Jan 2007 Location: Nokesville Va Posts: 1,437	Re: motor problems how much was changed? aka ( carb plugs all the add ons __________________ 1986 Sliverado longbed 400 small block mean as hell, 700r4 trans (5 speed coming one day) 1970 chevelle 2dr sedan Latest update June 24 2007. *1957 4 door stationwagon - pink all original needing a good restore (body great, floors bad) newest additions 1965 shortbed fleet great granddads. Been told im nuts to bring it back from the dead (still going to happen) plans-all stock with a turbo 292 inline 3 speed column shift. and thats it big block 427 and 5 speed trans and ford 9 inch theyhave no home yet thinking what to put them in and a 79 c60 trash truck um no idea i have one

08-11-2007, 07:34 AM	#3
gotit Registered User Join Date: Feb 2006 Location: wichita falls, texas Posts: 20	Re: motor problems i put the intake and throttlebody off the 350 on the 305 that i put in my truck. also tookthe starter and flywheel off the 350 and put it on the 305. thats all i used. __________________ [SIZE="6 Code: HTML Code: [PHP][/PHP] "][/SIZE]



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