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Where are the casting numbers on a Pontiac 400?

Standard

Where are the casting numbers on a Pontiac 400?

They do, however, usually have a casting number. This casting number is usually on the RH side of the rear portion of the block – where the transmission bolts up.

How much horsepower does a Pontiac 400 engine have?

They found that the engine provided massive amounts of low-end torque and rock steady high RPM power output. The 389 posted numbers in the 330 horsepower range with a single spread-bore, four-barrel carburetor. The 400 pushed this number up to 360 horsepower, with the same Quadrajet single four-barrel.

Is Pontiac 455 and 400 the same block?

Functionally, these blocks are very much the same, with only minor structural differences, and virtually all were drilled and tapped for four-bolt caps (though only the 19701972 455 H.O. engines were equipped with them).

How do you read a Pontiac VIN number?

How to decode a Pontiac VIN

  1. First position: country of origin.
  2. Positions 2-3: manufacturer information.
  3. Positions 4-8: vehicle-specific information.
  4. Position 9: the VIN check digit.
  5. Position 10: model year.
  6. Position 11: assembly plant.
  7. Positions 12-17: vehicle serial number.

Is a Pontiac 400 a big block?

Ford 332 (5.4 litre) Interceptor big block V8. A Chevrolet Camaro 396 had a big block, but a Pontiac Firebird 400 did not. Buick and Oldsmobile 455s were big blocks, but a Pontiac 455 was not. A Chevrolet 348 was a big block, but a Chevrolet 350 was a small block.

How much power can a Pontiac 400 make?

Back in the day, the most powerful 400 (Ram Air IV) made by Pontiac put out 370 hp (GTO), so 512 hp is certainly a ton more performance; all in, it’s a package that looks deceptively stock.

Is a Pontiac 400 considered a big block?

Is the Pontiac 400 a good motor?

Because of its place in Pontiac’s most brutal and outlandish muscle cars as well as fighting the good fight into the era of smog-choked, low-compression lameness, the Pontiac 400 remains one of our favorite V-8 engines.

How do I identify my Pontiac engine?

However, when it comes to Pontiac, this is simply the engine sequential number, generally referred to in service bulletins for updates in production. (The VIN is located on the passenger’s side front of the block, down where the timing cover and the oil pan meet.)

Where is the VIN number on a Pontiac?

Frequently you can find your VIN number in one of the following locations: on the driver’s side door jam (sometimes on the passenger’s side), under the windshield on the driver’s side, near the firewall of the vehicle or on the steering column.