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Yeah , its not like they stretch a 50hp up to 70hp , they build a 70 hp and then detune it down to 50hp . Some things are hard to change...

Just because the Displacement is the same, doesn't mean a change in Jets or Timing will turn a 50hp into a 70hp. Porting, Pistons...

Need to get rid of that and change to a steel one

looks like that to me good luck finding a match!

Glad my new Nash has real exterior grade plywood on the roof.

Just because the Displacement is the same, doesn't mean a change in Jets or Timing will turn a 50hp into a 70hp. Porting, Pistons...

Look for a Starcraft Mark IV

Also, I watched a video where a guy said this really is just a 50hp with carburetion and timing advanced (RPM) to get 70hp. ...

Yes, they are pretty scary looking. However, they are just really significant scrapes. Scraping of the metal itself. Fortunately they...

look here you can find your engine casting # and match the OE cylinder head you are keeping to the casting # in that list to figure out...

Done, I'll get back to you in 24 hours 😊

Learning lots from you guys here. This is awesome. So, I'm thinking these are screw in studs and casting number 181. This is what im...

You rock. I appreciate the time that you put into researching this and providing a detailed answer. The value that you came up with...

So i'm tryna figure out what wire to remove for the oiler system. I did look at the manual but it jst made it confusing so please help...

StarCraft built hulls for other companies as well as their own. Sylvan has ties directly back to StarCraft, but Bluefin, Spectrum and...