79 Trans Am 570 hp stroked 403

My 1979 Trans Am with its new olds 403 that made 570 on dyno. This is running open headers right now.

Category:

Autos & Vehicles

Tags:

• 1979 Trans Am
• Olds 403
• 500 hp
• 600 hp

[budmorgan23]

I have a 79 with a 403, as well.. how much did this build up run you?

[MrNokia455]

@budmorgan23 12K +

[lakewannafunk]

what kind of cam is the and what are the specs? i just recently bought a 80 trans am with a 403 in it its got dished pistons a wonder cam and the valve train is husky... im also wondering how far did you stroke the engine to make that kind of hp? thnx dan

[MrNokia455]

@lakewannafunk The cam is a comp hydraulic roller cam, 248/254 duration and 600/611 lift. I have a olds 330 crank stroked 3.5 with Chevy rods and custom pistons. Crank was done by J&S Machine.

[gothicpug16]

ANDY chill out! hahahahahahahahahahahahahahaha­hahahahahahaha! I know you have a twin brother too! TONY! LOL CHILL OUT

[MrNokia455]

@gothicpug16 who is this?

[7119frankr]

Very impressive 570 hp

[7119frankr]

Like the way it sounds . Check out my updated video

[Bigbriansc]

LMAO...yeah, I usually talk smack and tell people what sized electric fans I'm running or brag about Carter carbs...LMFAO.

[gothicpug16]

Dude its Jilly! My dad was on here joking around with you! LOL ITS JILLYBEAN!