The Oldsmobile V8, also referred to as the Rocket, is series of engines that was produced by Oldsmobile from 1949 to 1990. … Like all other GM divisions, Olds continued building its own V8 engine family for decades, adopting the corporate Chevrolet 350 small-block and Cadillac Northstar engine only in the 1990s.

What is a 350 Olds Rocket?

General Motors-owned Oldsmobile produced the Rocket 350-cubic-inch V-8 engine from 1968 to 1980. … However, other than the Cadillac Seville, the Rocket 350 only powered Olds models. Although it was generally a dependable engine, the Rocket 350 suffered from a weak oil system and troublesome valve train.

How much does it cost to rebuild a 350 rocket?

$600 to $3,500 … depending upon how involved you want to get with the thing. 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.

What is the difference between a Rocket motor and a Rocket engine?

An “engine” is a type of “motor.” Based on that, the long accepted use in professional rocketry is that solid-fuel rockets are “motors,” while liquid-fuel rockets that use moving parts like pumps are called “engines.” Wernher Von Braun himself interchangeably used both “motor” and “engine” when talking about the …

How do I identify Oldsmobile heads?

The Oldsmobile factory-production small-block cylinder heads are identified by a number cast into the front lower portion of the head next to the number-1 and number-8 cylinders. The oldest castings have a lower number and the latest production castings have a higher number.

How much horsepower does a 403 engine have?

ENGINEOLDSMOBILE 403BORE4.351 INCHES (110.5 MM)STROKE3.385 INCHES (86.0 MM)HORSEPOWER185 HP (138 kW)TORQUE320 LB-FT (430 N-m)

Is there such thing as a 350 big block?

But it is largely recognized for its ubiquitous 350-ci variant, which seems to have been produced countlessly. Chevy production big-blocks range from 348-ci to 454-ci in passenger cars, but have also been offered in other displacements for different applications.

How much horsepower does a 1969 Cutlass have?

V 8Displacement :5735 cc | 350.0 cu in. | 5.7 L.Power :310 HP (228.16 KW) @ 4800 RPMBore :4.1 in | 104 mm.Stroke :3.4 in | 86 mm.

How much does an Oldsmobile 350 engine weight?

ENGINEWeightReferencespoundsOlds 350-403 V8Olds 394725(1)Olds 371, 394760(5)

How much horsepower does a Oldsmobile 307 have?

From 1980 until 1990, Oldsmobile made a 307-cubic-inch, eight-cylinder engine that was capable of producing between 140 and 180 horsepower. The 307 went into nearly all ’80’s Oldmobiles, including the Delta 88s, Cutlass/442, 98s and Toronados.

Article first time published on

How much horsepower does a 455 rocket have?

They rated the standard issue 455 at 350 HP and the high-performance stage I version at 360 HP. This engine had a short run starting in 1970. In 1975 General Motors started using the same engines across the different divisions and platforms.

What is the most powerful rocket engine?

With 1.5 million pounds (6.7 MN) of thrust, the F-1, built way back in the 50s, remains the most powerful single-chamber rocket engine ever created. With five F-1 engines, Saturn V, which first launched in 1967, is still the largest and most powerful rocket ever created.

Do rockets use motors or engines?

Since rocketry was first seriously studied, these two words have been used interchangeably in referring to the mechanical part of the rocket which does the driving, sometimes called the propulsor. Of these words, engine is the more ancient, and until less than a century ago, it was a very general term.

Is a rocket engine more efficient than a jet engine?

Jet engines are far more efficient. The metric to compare them is ‘Thrust-specific fuel consumption’, i.e. the amount of fuel used to produce one unit of thrust. Fuel consumption per distance traveled is proportional to this. So a rocket uses ~10 times as much fuel to produce the same thrust.

How do I identify an Oldsmobile engine?

A 2-letter code on the oil filler tube identified the engine. 1968-72 V8 models have the last six digits of the VLN number, the year of the block, and the assembly plant stamped on the driver’s side of the block below the cylinder head. A 2-letter code on the oil filler tube identified the engine.

What's the difference between a small block 350 and a big block 350?

Big block engines are larger in size and weigh more, but they produce more consistent power and torque to overcome the weight. Small block engines are smaller for better acceleration and handling, but more recently built models can be just as powerful as big block engines.

How much horsepower does a 5.7 350 have?

It’s a 5.7L (350 cubic inch) small-block, V8 engine with a 4.00-inch bore and a 3.48-inch stroke. Depending on the year, make, and model of the car that it is equipped in, this engine is capable of outputting between 145 to 370 horsepower.

What is the difference between a 350 small block and a 350 long block?

The term short block originates from the engine’s shorter list of components and usually comes with a shorter warranty. A long block engine includes all of the parts of the short block package with the addition of a cylinder head, camshaft, and valve-train.

How much horsepower does a Pontiac 400 engine have?

The 400 remained in production through the 1978 model year, with 1979 cars receiving engines produced the previous year. In basic 2-barrel form it produced 290 horsepower and 428 ft. pounds of torque in 1968. This was the engine installed in Pontiac’s “executive” line of large cars and its largest station wagon.

How much horsepower does a 426 Hemi really have?

MoPar 426 Hemi The 426 street Hemi was rated at 425 horsepower from the factory. This Chrysler dyno sheet from decades ago and this close-to-stock dyno session of a new 426 Hemi both put the gross horsepower rating at about 470 horsepower without full exhausts and other engine-driven accessories.

How much horsepower does a Oldsmobile 455 have?

Factory horsepower ratings ranged from 310 all the way up to 400 ponies, with 500 lb-ft the most common torque figure. The Cutlass would benefit from the hottest versions of the 455, starting right out of the gate with 1968’s Hurst/Olds, a 390hp special model with a more aggressive camshaft and carb setup.

How heavy is a 350 rocket engine?

Olds 350 is about 560 lbs, 455 is about 620 lbs.

What is the weight of a Chevy 350 engine?

EngineWeight (lbs)Chevy Vega L4350Chevy II 153 L4350Chevy L6 292HELP!!Chevy L6 216/235630

What is the weight of a 6 cylinder engine?

A good estimate for the weight of an average L6 would probably be around 1500 Pounds or so for most vehicles on the road. Obviously, a heavy duty engine will weigh more, and one in a smaller vehicle will weigh less.

What does 442 mean?

The “4-4-2” name (pronounced “Four-four-two“) derives from the original car’s four-barrel carburetor, four-speed manual transmission, and dual exhausts (Some maintain that the ‘2’ indicated a limited-slip differential).

How much horsepower does a 1969 Oldsmobile 442 have?

How much HP does a 442 have? While the 1968 model was rated at 380 HP, 1969 442 could deliver 380 HP through the 330-cubic inch V8 engine.

What size engine did the 442 have?

When the Oldsmobile 442 was introduced in 1964, it stood for a four-barrel carburetor, four-speed manual transmission, and dual exhaust. Surprisingly, it only had a 330 cubic-inch engine.

What is the smallest V8 engine?

In 1975, the 2.0 L (122 cu in) engine in the Ferrari 208 GT4 became the smallest production V8 engine ever produced.

How much HP does a 442 have?

Oldsmobile 442 I 6.6 V8 Coupe Engine Technical DataCompression Ratio :10.25Maximum power – Output – Horsepower :355 PS or 350 bhp or 261 kW @ 5000 rpmMaximum torque :597.0 Nm or 440 lb.ft @ 5000 rpmDrive wheels – Traction – Drivetrain :RWD

Is the Olds 307 a good engine?

The 307 is a good engine–reliable, decent gas mileage, easy to find parts for, and it comes with a 4-bbl Quadrajet! Some of the recommendations are from personal experience, some have been recommended by others, all have been tested and proven.

What's the biggest motor Chevy makes?

The ZZ632/1000 is a 632-cubic-inch V-8 delivering 1,004 horsepower. DETROIT – Chevrolet Performance today introduced the ZZ632/1000* crate engine — the largest and most powerful crate engine in the brand’s history. The naturally aspirated 632-cubic-inch V-8 produces 1,004 horsepower and 876 lb-ft of torque.