Loud Engine sound

[grewvin1]

5.7 Merc, drive ser. # 0B683659 run port eng. quiet, run starb. loud like no muffer? why?

Also where can i find the spec's for this engine timing info.

 

[sasto]

Re: Loud Engine sound

Lack of water flow out the exhaust?

 

[cr2k]

Re: Loud Engine sound

Exhaust boot or tube gone?

 

[dpoff]

Re: Loud Engine sound

lack of water flow out the exhaust?

xx2