"I have an old boat with a gm
"I have an old boat with a gm 5.7 (I think) and VP 280 drive. number on valve cover 260a. other small tag in front cu43376 .I need detailed info about the motor as i may use parts for a street car project. Did they use a forged crank? what are the heads? comb. chamber ccs valve size are they vortecs?? I always heard that marine engine parts are stronger than the norm. the boat and VP outdrive will probably be for sale if anyone is interested. I,m about 2 hours north west of NYC. any help or info will be greatly appreciated. thanks."
"I have an old boat with a gm 5.7 (I think) and VP 280 drive. number on valve cover 260a. other small tag in front cu43376 .I need detailed info about the motor as i may use parts for a street car project. Did they use a forged crank? what are the heads? comb. chamber ccs valve size are they vortecs?? I always heard that marine engine parts are stronger than the norm. the boat and VP outdrive will probably be for sale if anyone is interested. I,m about 2 hours north west of NYC. any help or info will be greatly appreciated. thanks."