if it has the double hump heads..more than likely 350hp. If not 250hp
try manheim gold.com.
you need a casting number some have thicker walls 2bolt vrs 4bolt mains ect.
If it's not cracked and is still stock bore, About $ 125.00
how much copper in 250 hp motor
motor is a 1970 model, built by Eska for Sears. Eska is now out of business, however the powerhead part &motor itself was built by Tecumseh & still very much in business. The mix for this motor is 24:1 using normal 2 cycle motor oil (as for chainsaws/lawnmowers - not normal marine oil..."
about $4,500.
The Mini in 1970, cost around £600.
Lee Enterprises, Westminster, CA built the Utopian motor homes. I bought a new 22' Utopian motor home in 1973. I believe I paid $9,800 for it. It was built on a 1 ton Chevy chassis. It never amounted to much. They were shoddy built.
The imbalance will cause vibrations in the crankshaft that will wear out the main bearings and the engine will lose oil pressure.
He most likely made around 4 to 5 dollars an hour.
4.4 Horsepower
To answer this question the motor voltage is needed.