327 ???'s
327 ???'s
would a built 327 be good for the track, I have 3.27 gears and a th350. what cam,intake and carb combo would you recommend ??
I don't have the motor yet so I can't get casting numbers for the block or heads yet but I will by tomorrow night.
I don't have the motor yet so I can't get casting numbers for the block or heads yet but I will by tomorrow night.
Supreme Member
Joined: Jul 1999
Posts: 18,457
Likes: 16
From: Loveland, OH, US
Car: 4
Engine: 6
Transmission: 5
They used to be a great motor, I guess they haven't gotten any worse, just the engines around them have gotten better....
A F*rd flathead V8 used to be the fastest thing on the road. Is it a good track motor? Well, no worse than it ever was, just the competition has gotten a bit stiffer.
Lose the 3 anything gear if you want to try to make it competitive. The only way to get enough power out of it to make it beat a larger motor is to make it turn more RPMs. Set up the heads, carb, intake, & cam accordingly. Be prepared for all the usual spectacular high-RPM motor failures.
I suspect there's a reason why (a) you can pick up 327s for like free all day long nowadays; and (b) you don't see a whole lot of them at the track. I can't recall exactly what it is; it may have something to do wiht the fact that anything you can do to a 327, you can do to a 350; except that if you do it to a 350, you get 350/327, or about 1.07, times the results.
Of course, it's just a 4" block; so if it's a late-model one, i.e. large-journal, you can put a 350 crank in it. Some of the same castings were used for 302, 327, and 350 in 69.
A F*rd flathead V8 used to be the fastest thing on the road. Is it a good track motor? Well, no worse than it ever was, just the competition has gotten a bit stiffer.
Lose the 3 anything gear if you want to try to make it competitive. The only way to get enough power out of it to make it beat a larger motor is to make it turn more RPMs. Set up the heads, carb, intake, & cam accordingly. Be prepared for all the usual spectacular high-RPM motor failures.
I suspect there's a reason why (a) you can pick up 327s for like free all day long nowadays; and (b) you don't see a whole lot of them at the track. I can't recall exactly what it is; it may have something to do wiht the fact that anything you can do to a 327, you can do to a 350; except that if you do it to a 350, you get 350/327, or about 1.07, times the results.
Of course, it's just a 4" block; so if it's a late-model one, i.e. large-journal, you can put a 350 crank in it. Some of the same castings were used for 302, 327, and 350 in 69.
Supreme Member

Joined: May 2001
Posts: 2,009
Likes: 5
From: Pitman, NJ
Car: '89 IROC-Z
Engine: Canfield 195 headed 358ci
Transmission: TH350, Art Carr 9.5"
Axle/Gears: 3.92 Dana 44
If its a 68-69 large journal one I'd pick it up. They have factory forged cranks and are getting a little bit harder to find each day. I think it'd be really fun and different to build one. As previously stated you are going to need to make this thing rev in order to make power. That means you are going to need some gearing and a higher stall than you'd need with a bigger motor.
Now. 327 good for the track? Yeah, why not? 327 good for the street? Probably not. You'll really wished you had that low-end torque.
Now. 327 good for the track? Yeah, why not? 327 good for the street? Probably not. You'll really wished you had that low-end torque.
Senior Member
Joined: May 2002
Posts: 973
Likes: 0
From: Avondale, AZ, used to be seattle, washington
Car: 1978 Chevrolet C10
Engine: 350
Transmission: Turbo 350
i have a complete 327 in my garage, its out of a 68 truck my dad said, im thinking of building it up, and yes it has a forged crank. large journal.
Senior Member
Joined: Sep 2001
Posts: 564
Likes: 2
From: Cathlamet, Washington
Car: 87 Formula
Engine: 327
Transmission: 700r4
Axle/Gears: 3.23
Hey squeeks, If you actually have a large journal 327 crank dont lose it. Never run into it myself. From what i've heard the whole reason chevy went to LJ was so that they could run cheaper cast cranks. The 327 I put in my formula came from my 68 impala. It's a large journal cast crank 250hp 327.
Supreme Member
Joined: Jul 1999
Posts: 18,457
Likes: 16
From: Loveland, OH, US
Car: 4
Engine: 6
Transmission: 5
Yeah I'm kinds thinking my 68 Impala 327 4-barrel had a cast crank too.... it could be that truck 327 2-barrels came with steel cranks, I don't know. There aren't a whloe lot of LJ steel 327 cranks in the world, that's a fact.
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Senior Member
Joined: Jan 2001
Posts: 908
Likes: 0
From: South NJ
Car: 1988 Mustang GT
Engine: 302
Transmission: T5
I've gotta SJ 327 out of a '64 impala if anyone's interested...
crank is forged (was magnafluxed and -.010)
block has been tanked and visually inspected with no cracks... no boring done I have the stock rods/pistons too :lala:
crank is forged (was magnafluxed and -.010)
block has been tanked and visually inspected with no cracks... no boring done I have the stock rods/pistons too :lala:
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