Search results

  1. O

    Where to buy 2 part foam

    I have been reading for days about the floatation foam and I believe what I will want is the 4lb density 2 part foam for under the plywood glassed over floor. What brand or where are you guys getting this foam at? I have a 16' skiboat that is having this project done.
  2. O

    4.3l mercruiser to Chevy 307

    Hi guys, I am trying to do a budget build here and not looking for monster power gains here but trying to swap my V6 for a V8 with minimal problems, biggest reason for the swap is I really like the V8 sound. My boat is a small 16'3" Starline (similar to checkmate). It has a 4.3L merc and an...
  3. O

    SBC Engine build

    Ok, I understand a marine engine is not like a automotive engine, But other than stainless steel headgaskets, brass freeze plugs, and the J1171 electricals, is there special main bearings that need to be used for thrust, are aluminum heads ok to use? I have a merc 4.3l now and was thinking of...
  4. O

    prop + more hp = more speed @ same rpm?

    Hi everyone, I was just wondering if you added more hp to your engine, would the same rpm give you anymore speed or just help more for your holeshot? Reason asking is, I have a 16' 4.3l 2 barrel alpha1 (rated @ 175hp), maybe my pitot speedometer is not working correctly but I just switched...
  5. O

    bumping up timing on 4.3l

    I got a 1988 starline aggressor with the 4.3l 2 barrel alpha 1 rated for 175hp. The valve cover states the initial timing be at 8* btdc. Am I going to hurt anything by advancing the timing to 10* or more? What do most of you set your initial timing to?
Top