How do I identify my Buick engine?

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How Do I Identify A Buick Engine? on the right side show casting numbers that belonged to in-line eight-cylinder engines from 1935-1952. There are stamped numbers near the front of the engine of Buick Series 40 and 50. There are stamped numbers near the rears of Buick Series 60, 70, 80 and 90, too.

What years did Buick make the nailhead engine?

Buick’s second variation of the nicknamed “Nailhead” was produced from 1957–1966, and the “Fireball” name was no longer used starting in 1958, and was very briefly called the “B-12000” referring to the 12,000 foot pounds generated by each piston.

What was the last year for the Buick nailhead engine?

1967
After increasing displacement up to 401 and later 425 cubic inches, Buick phased out the Nailhead in 1967. The Nailhead’s replacements, the 400 and 430, ushered in Buick’s entry to the muscle-car era.

How do I identify my Buick Stage 1?

Starting in 1972, the Buick changed the VIN coding again to identify the motor option. VIN alone can prove the car came from the factory with the stage1 option. If the 5th digit is a ‘V’, the car is a stage1.

How do you read a Buick VIN number?

How to Decode a Buick VIN?

1 = Country of manufacture (United States)
G = Manufacturer (General Motors Company)
4 = Vehicle Type (Sedan)
GB5 = Model (Lacrosse FWD Leather 4-Door)
G = Restraint Type.
3 = Engine Type (3.6L LFX V6 Engine Gasoline 304HP)
0 = Security Code.
E = Model Year (2014)

Is a Buick 430 a nailhead?

Since 1953, the “Nailhead” had been Buick’s bread-and-butter OHV V-8 engine. In different displacements, it was utilized in its full-size models and later, in the Riviera (401- and 425-cu.in.) and A-Body Gran Sport (401-cu.in.).

What is the difference between Buick GS and GSX?

The drivetrain in a GS Stage 1 and a GSX Stage 1 were exactly the same. No difference. The unique GSX parts were not factory available in 1970, but begining in 1971 model year, they were (spoilers, hood tach) and could be factory ordered on any GS hardtop .

What do the numbers on a V8 Buick nailhead mean?

V8 Buick Nailhead Casting Numbers V8 Buick Nailhead Casting Numbers, 264, 322, 364, 401, 425 A letter or number after the casting number as in 1165165 X or -3 may indicate a change in update in the casting. This would mean a higher letter would be a later production.

Where can I find nailhead information for Buick nails?

Special thanks go out to everyone on the Nailhead Mailing List who helped supply information for this article. Theres no better one-stop source for nailhead information. Check it out at http://groups. yahoo. com/group/BuickNailHead)

Which nailhead engine do I have?

There are a couple of ways to identify which Nailhead engine you have. One is to check the block casting number. The other is to check the letters stamped at the front/top of the block near the valley pan. The block casting number is found on the bellhousing – just behind the distributor.

How to tell if a nailhead manifold will fit?

Looking at an aftermarket nailhead manifold and wondering what it will fit? Try this, measure between the bolt holes… A letter or number after the casting number as in 1165165 X or -3 may indicate a change in update in the casting. This would mean a higher letter would be a later production.