Author
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Topic: 89 supercharged stroker rebuild woes - HELP!
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superchg89 Journeyman Posts: 2 From: san mateo, CA , USA Registered: Aug 2004
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posted 08-19-2004 08:23 PM
Brand new 342 stroker motor has new Holly systemmax 30lb injectors, trickflow twisted wedge heads, MSDBTM ignition, 6lb supercharger, PRO-M mass air, and 3 step chip (again, all brand new). My car initially started rich with rough idle, but under wide open throttle all power available. The car has less than 20 minutes running and won't start now. The cranking speed is weak but I installed a new battery. When I did a compression check, it showed only 90lbs per cylinder. I was told that gas got into the cylinders, but not much. I readjusted the valves and at this point I am uncertain whether I should pull the motor to replace the rings or if the problem is computer related. Or...? I need more info and any input is appreciated, so thanks.
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N266fords Gearhead Posts: 1652 From: Sierra Vista ,Az USA Registered: Apr 2003
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posted 08-19-2004 08:30 PM
don't know if it will help but are you running a gear reduction mini starter also who checked all the tolorance where they right. after running for 20 minutes the metal expands and tolorances lessen causing more drag this and a weak starter might be your problems also whats your timing set at? it might be to advanved! these are just thought or possiblities good luck. I dont think pulling the moter is needed. have you removed the plugs and read them. bruce
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steve'66 Gearhead Posts: 9476 From: Sonoma,CA,USA Registered: Mar 2000
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posted 08-19-2004 10:18 PM
See if it turns over by hand before trying to start it again. If it's locked up, I'd pull it.SteveW
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Big D Gearhead Posts: 5461 From: WELLS, NEVADA USA Registered: Nov 2000
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posted 08-20-2004 02:35 AM
It's turning over but won't start.. Do you have spark.. Do you have a STEEL GEAR in the distributor.. A CAST IRON GEAR will only last for minutes.. Hope this isn't the case..------------------ Don 6T6 Fastback 331 STROKER,, WC T-5 Royal Blue Metallic w/Ghost Flames http://mustangsandmore.50megs.com/MembersPics/BigD.html
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