You need to know the cubic inch not hp to convert to cc.
About 8hp (5 kW).
Our Techumseh 8HP has a Champion J8C
To convert horsepower (hp) to cubic centimeters (cc), you need to know the engine's specific power output, as the relationship varies with engine design. Generally, a rough estimate is that 1 hp is approximately equivalent to 15 cc for a gasoline engine. Therefore, 8 hp would roughly translate to around 120 cc, but this can vary based on specific engine efficiency and type.
318cc. is 8hp. 305cc.is probably between a 6 to an 8hp.
What year is the 8hp Mercury outboard with serial o6156590 ?
1 HP= 15 CC so 1001 HP= 15015 CC's
On a valve-in-block 8HP with an RJ19LM or equivalent plug, it is 0.030"
how much cc's is a 6.5 hp engine
0.4 cc
66 cc
1720.641 cc