Exhaust valves need adjusting?
Not sure.
Marty
Pukeloser@aol.com wrote:
>
> I was wondering if anyone could tell me what amount of backfiring (through
> the exhaust) is normal. My truck always backfired to some degree when
> decelerating in a lower gear. It is much more obvious with the exhaust I'm
> running, but I was wondering if the aggressive cam I put in was contributing
> to the situation?
>
> John S
>
> 95 cc 5.2 auto, transgo shift kit, 4.10 gears, auburn LSD, superior axles, MP
> PCM, DT headers, Gibson exhaust (3" from headers back, no cat) MSD digi6+
> ignition, MSD HVC coil, MSD 8.5 wires, HD cap&rotor, autolite 3923's, K&N
> X-stream filter (14x3.5), 180 stat, 1 quart oil filter (relocated), Hughes
> stage II TB and intake manifold, Hughes 1418 cam, 1.6 rockers, progear DR
> timing chain, MP valve covers, FMS 24# injectors, IAT adjuster
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