PLEASE HELP ME 86 Z28 INTAKE BACKFIRE
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PLEASE HELP ME 86 Z28 INTAKE BACKFIRE
I HAVE AN 86 Z28 5.0L TPI IT HAS NEW HEADS W/ VALVE JOB.NEW MAF SENSOR NEW O2 SENSOR NEW DIST CAP N ROTOR AS WELL AS PLUGS AND WIRES.HAS 45PSI FUEL PRESSURE NEW FUEL FILTER VALVES ARE PROPERLY ADJUSTED. TIMINGS AT 6 BTDC.NO APPARENT VACUME LEAKS. THE ENGINE WILL OCCASIONALY SPUTTER AND BACKFIRE THROUGH INTAKE IM ALSO GETTING A CODE 44 FROM THE ECM WICH MEANS LEAN EXHAUST.I DONT KNOW WHAT ELSE TO CHECK AND IM SICK OF IT PLEASE HELP. COULD THIS BE CAUSED BY LEAKING INJECTORS THANX JAKE
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Joined: Jul 2004
Posts: 10,763
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From: Calgary, AB, Canada
Car: 1982 Trans-Am
Engine: 355 w/ ported 416s
Transmission: T10, hurst shifter
Axle/Gears: 10 bolt, true-trac, 3.73
CAN YOU HEAR ME NOW?
CAN YOU HEAR ME NOW?
CAN YOU HEAR ME NOW?
CAN YOU HEAR ME NOW?
CAN YOU HEAR ME NOW?
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Joined: Jul 2005
Posts: 1,675
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From: Arab, Alabama
Car: 1988 Trans Am GTA
Engine: 350 4BBL
Transmission: 700R4
Axle/Gears: 3.27
@Sonix
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