The standard four-barrel 389 cu in (6.4 L) V8 was uprated to 333 hp (248 kW) with a manual transmission or 325 hp (242 kW) with automatic. Optional engines included a 389 Tri-Power and 421 four-barrel — both rated at 338 hp (252 kW); a 421 Tri-Power rated at 350 hp (260 kW) and the 421 HO Tri-Power with 376 hp (280 kW).
Full Answer
Did you know the Pontiac Grand Prix had a supercharged V6?
Back when I was a kid, I remember when the late- 1990s Pontiac Grand Prix started offering a GTP version with a supercharged V6. It wasn’t just that. There was a supercharged V6, and also a bright-red paint scheme in all the advertisements, and there was a coupe. A coupe meant business. See the Pontiac Grand Prix models for sale near you.
How much horsepower does a Grand Prix GTP have?
Looking back now, it’s all kinds of hilarious. The Grand Prix GTP used a supercharged V6, yes, but it made all of 240 horsepower — far less than top-end versions of run-of-the-mill modern midsize sedans like the Toyota Camry and Ford Fusion.
What kind of engine does a 1991 Grand Prix have?
For 1991, the Grand Prix Turbo coupe was replaced by a new GTP version. This model sported a 3.4 L DOHC V6 that produced 210 hp (160 kW) with a five-speed manual transmission or 200 with the optional four-speed automatic. Inside, the GTP was essentially the same as the Turbo.
What is the difference between a series 1 and series 2 Supercharger?
The Series I Supercharged engine went through 2 Supercharger revisions (Gen2&Gen3) and the horsepower improved between initial launch and the time that the Series II L36 was introduced. The M62 supercharger was manufactured by Eaton, for the GM 3800 SI engine.
How much horsepower does a 3800 Series 2 supercharged have?
A supercharged 3800 (transverse mount) installed in a Buick Riviera for 1995, the last year of Series I L67 production. Power is 225 hp (168 kW)/275 lb⋅ft (373 N⋅m) for this version.
How much hp does a supercharged 3800 have?
In the Grand Prix, the 3800 Series III engine offered 200 horsepower, which was a good deal for the sporty sedan base model. There were 260 horsepower in the supercharged 3800 Series III, found in the Grand Prix GT or GTP (depending on the model year).
How much horsepower does a Pontiac Grand Prix with a 3.8 liter V6 supercharged have?
How much horsepower does a Pontiac Grand Prix with a 3.8 liter v6 supercharged have?EngineTorque280 lb-ft @ 3600 rpmBase engine size3.8 lHorsepower260 hp @ 5200 rpmTurning circle37.4 ft.Apr 30, 2021
Is the 3800 Series 2 supercharged?
The lower intake gaskets and upper intake manifolds were revised, correcting all these issues. A 3800 Series II L67 Supercharged engine in a 1998 Buick Regal GS. The L67 is the supercharged version of the Series II L36 and appeared in 1996, one year after the normally aspirated version.
How much power can a 3800 Series 2 Handle?
a stock bottom end 3800 will handle about 850 crank horsepower.
How much horsepower can I get out of a 3.8 V6?
145-150 hpIn box stock form, the 3.8L Essex V-6 produces 145-150 hp at the crankshaft. According to Super Six Motorsports, that's 0.625 hp per cubic inch or 38.2 hp per liter.
What cars had the 3800 supercharged engine?
GM built and installed more than 25 million of the 3800 model V6 engines in its vehicles between 1975 and 2008....Here's the full list:1997-2003 Buick Regal.2000-'03 Chevrolet Impala.1998-'99 Chevrolet Lumina.1998-2003 Chevrolet Monte Carlo.1998-'99 Oldsmobile Intrigue.1997-2003 Pontiac Grand Prix.
How many horsepower is a 3.8 L?
SpecificationsDisplacementYearsPower3.8 L; 230.5 cu in (3,778 cc)1996–1997166 hp (124 kW)1998–2000180 hp (134 kW)2001–2007215 hp (160 kW)2008–2011197 hp (147 kW)6 more rows
What size motor is a 3800 Series 2?
3.8LThe GM 3800 Series II engine, introduced in 1995, is quite a different engine from its predecessor, the Series I engine. While the stroke for the 3.8L engine remained at 3.4” (86 mm), and the bore remained at 3.8” (97 mm), the engine architecture changed dramatically.
What is a 3800 Series 2?
The 3800 is the last engine series in a long line of Buick V6s that dates back to 1961. The most popular versions of the 3800 were the series II and series III motors produced from 1996 - 2009. It is a 3.8 liter V6 engine utilizing pushrods for its 2 valves per cylinder.
Can you supercharge a 3800 V6?
Description. One of the most common questions in the 3800 market is "Can I bolt a GTP supercharger onto my GT (L36) engine. The short answer is no. The only things the non supercharged and supercharged 3800's have in common are the block and crank.
L67 3800 Series II Supercharged Engine
Please choose an option to add this product to your cart. Alero Bonneville Century Cutlass Grand Am Grand Prix Impala LeSabre Lumina Malibu Monte Carlo Regal Riviera
Product Description
Rated at 240hp and 280ft-lbs, this stout powerplant came in the Grand Prix GTP's, Bonneville SSEi's, and several Buicks. Later it was also added to the Monte Carlo and Impala.
How much horsepower does a 3800 series have?
The 3800 Series III engine, found in the Grand Prix, offered 200 horsepower for the sporty sedan base model. The supercharged 3800 Series III, found in the Grand Prix GT or GTP (depending on model year), unleashed 260 horsepower.
What is the fuel rating on a 3800 SC?
The recommended fuels for the 3800 and 3800 SC are 87 octane and 92 octane, respectively. The 3800 is rated at 20/30/24 miles per gallon (city/highway/combination), while the 3800 SC is rated at 18/28/22 miles per gallon.
What is a 3800 engine?
GM's 3800 engine was used in several of their makes and models, including the sporty family Grand Prix sedan. Specifications and which trims received the standard or supercharged 3800 varied depending on model year.
How much horsepower does a 1964 Rochester MonoJet have?
1964-1965 models featured a single barrel Rochester MonoJet, producing 155 hp (116 kW). In 1966-1967, the 1-barrel was replaced with a 2-barrel Rochester 2GV, giving the engine a 5-horsepower boost to 160 hp (119 kW).
What is a GM high feature V6?
GM High Feature V6 (Supercharged Applications) The Buick V6, popularly referred to as the 3800 in its later incarnations, originally 198 cu in (3.2 L) and initially marketed as Fireball at its introduction in 1962, was a large V6 engine used by General Motors. The block is made of cast iron and all use two-valve-per-cylinder iron heads, ...
How big was the 1964 Buick V8?
The bore was increased to 3.75 in (95.25 mm), and stroke increased to 3.4 in (86.4 mm), increasing displacement to 225 cu in (3.7 L). Since the engine was similar to the popular small-block Buick V8 — now with a cast-iron block and displacement of 300 cu in (4.9 L), the engine was made cheaply at the same factory with much of the same tooling. This engine was used in Buick's intermediate-sized Special and Skylark models from 1964 to 1967 and Oldsmobile's mid-sized F-85/Cutlass models for 1964 and 1965.
What year was the first fireball engine?
Fireball V6. The first engine in this family was introduced in 1961 for the 1962 model year Buick Special with Buick's 198 cu in (3.2 L) engine, the first V6 in an American car (The GMC V6 was used earlier in trucks).
How much horsepower does a 1989 Bonneville have?
An LN3 installed in a 1989 Pontiac Bonneville with a later ICM and Coilpack upgrade instead of the original Magnavox Ignition System . This engine produced 165 hp (123 kW) and 210 lb⋅ft (285 N⋅m) of torque.
When did Buick start making V6 engines?
However, AMC's cost per unit was deemed as too high. Instead of buying completed engines, GM made an offer to buy back the tooling and manufacturing line from AMC in April, 1974, and began building the engines on August 12. With production back within GM, Buick re-introduced the V6 that fall in certain 1975 models — a move made possible by the fact that foundations for the old V6 machinery were still intact at Buick's engine assembly plant in Flint, Michigan, so it was easy to put the old tooling back in place and begin production at least two years ahead of the normal schedule that would have been required to create new tooling. The bore was enlarged to 3.8 in (97 mm), identical to the Buick 350 and Olds 307 V8s, yielding 231 cu in (3.8 L) displacement. 78,349 231s were installed in Buicks for 1975.
Where was the Buick Straight Six engine made?
The engine, originally designed and manufactured in the United States, was also produced in later versions in Australia. It was the first six-cylinder engine designed exclusively for Buick products since the Buick straight-six was discontinued in 1930.
How much horsepower does a GTP have?
The Grand Prix GTP used a supercharged V6, yes, but it made all of 240 horsepower — far less than top-end versions of run-of-the-mill modern midsize sedans like the Toyota Camry and Ford Fusion. Sure, it had 280 lb-ft of torque, which is pretty muscular — but it was all mated to a 4-speed automatic transmission that slowed everything down.
When did Pontiac Grand Prix come out with a V6?
Back when I was a kid, I remember when the late- 1990s Pontiac Grand Prix started offering a GTP version with a supercharged V6. It wasn’t just that. There was a supercharged V6, and also a bright-red paint scheme in all the advertisements, and there was a coupe. A coupe meant business. See the Pontiac Grand Prix models for sale near you