Is a 307 a good motor?

As everyone has said, 307`s are a really great engine, but just never got the “rock star” status of the 327. I had a 307 in my very first vehicle – a 64 Chevy pickup with a 3 on the tree and 3.73 gears.

How much does it cost to rebuild a 307 engine?

The rebuilt kit for a 307 is atleast $800…

How much does it cost to rebuild a SBC?

Generally, for a “good” rebuild that doesn’t really get beyond ‘mild 350’ standards, you’re looking at about $1,600-2,500 depending upon location.

How much HP can a 307 make?

When it was introduced in 1968 the 307 was rated at 200 horsepower at 4,600 rpm and 300 foot pounds of torque at 2,400. However, the federal government’s emissions regulations of 1972 saw the 307 de-rated to 115 horsepower.

Can you put 307 heads on a 350?

For a 350, you’d be gimping it pretty bad with 307 heads. 305 heads would be a better choice than 307’s, the whole 307 engine was pretty lame. They will work, but will not be very efficient.

How much does a head rebuild cost?

There’s a couple of thousand dollars worth of port work done. For run of the mill factory type heads with a basic valve job, new valve seals and maybe new valve springs, roughly $100-$200 per head is normal.

What is the difference between 305 and 307?

the 305 uses a 3.736″ bore where as a 307 uses a 3.875 bore. a 305 is basically a destroked 350 and a 307 is basically a stroked 283. all the bolt on parts such as heads,intake, oil pan,water pump,cam,timing chain, etc, etc will interchange as it will with basically any other small block.

Is 350 or 327 engine better?

The bottom line here is simple; no matter what you do to a 327, if you do the same thing to a 350, it WILL make more horsepower and torque than a 327 will, period. The same thing goes with ANY engine when comparing cubic inches and power, especially when you are talking about making more torque with longer strokes.

What is the difference between a 305 and 307?

Is there a 307 head for a 305?

I assume the 1.84 heads your referring to are from a 305. I remember a build of a 305 that they used 307 heads because of the lack luster exhaust flow of the 305 heads. There used to be some killer 283’s in super stock that had to use the 581 head, so i’d say your heads are prolly near the capacity of those.

What kind of CARB do I need for a 307?

You could have them opened up for 1.94 valves as well and will work very well this way for your 307. The previously mentioned Crane cam will work good as well, but will have a pretty nasty idle.A Comp 268 works well in a 307. Also, all the engine needs is a Performer intake and a 500cfm carb.

What’s the best way to rebuild a Chevy 350?

• Take the 350, rebuild it with standard size bearings and rings, but install a set of 305 heads , a RV style cam or Chevy 350/350 camshaft. You can use a stock intake manifold with a quadrajet carb and you will have some decent power. • Using 305 heads is the key.

How much horsepower does a Ford 307 have?

This will be the most well spent money , and prolly make the 307 feel like it has 300 hp now , this unit is at Jegs for 199.00 dollars and a stall of 2700-3000, which a 307 may not stall it that high , but this will give you more performance and fun than anything you spend on your car.