#IV speedmaster bigshafts
#2
Registered User
the III to IIIa added 100 hp to the rating. 750 to 850.
Can you put 1K thru them? Sure? Will it drastically shorten their lifespan? Absolutely. You need VI's for that kind of power- unless your Bob Saccenti and never make a throttle mistake.
Can you put 1K thru them? Sure? Will it drastically shorten their lifespan? Absolutely. You need VI's for that kind of power- unless your Bob Saccenti and never make a throttle mistake.