Alright Geno, or any motor guys, whats your guess?

[BAD97LSC]

we have a set of heads in the shop getting a freshen up, i want to know if anyone knows or can guess what size motor they are off of and who makes the motor, its all aluminum, and its currently in a 55 chevy pro mod with 4 stages of nitrous. just a comparison, in this picture, the blue head on the left is a ford 302 head. lol good luck....

 

[stone17]

496 Chevy Big Block

 

[BAD97LSC]

lol good guess but not even remotely close!!

 

[DieselDan]

572?

 

[BAD97LSC]

nope, you arent close either dan lol

 

[Psychostang]

Mopar 426 Hemi?

 

[ONEBADMK8]

Big Inch Sonny Leanoard Heads.

 

[SoonerLS]

Maybe a Boss 429?

Edit: the picture I found that looked like that was from a Boss 302, but those heads shouldn't be nearly that big...

 

[ONEBADMK8]

Boss 429 heads are totally different. The valves are across from each other.

 

[BAD97LSC]

hot dam geno you are right, sonny leneoard 810 c.u heads. ding ding ding kick geno in the ass he gets the price lol!
its a $60,000 + motor in the car.

 

[Aquabrit]

810 cubic inch!!!

Holy smokes...

What's that engine for? Boat? Motor-home?

Put it in a Mark - probably fit better than a Lightning swap! :lol:

 

[BAD97LSC]

its for racing lol! its in a 55 chevy belaire