What engine did the 1970 Chevelle SS have?

The engine options available in the Chevelle was as diverse as its available body styles. The base engine was a 230 cubic-inch, 3.8-liter Chevrolet inline-six with 140-horsepower and the top-of-the-range engine was the LS6 optioned 454 cubic-inch, 7.4-liter Big-Block V8 with 450-hp.

What motor was in a 1970 Chevelle?

The rarest of all 1970 Chevelle SS's were powered by the mighty 454 cid big block V8. This car, originally built as a 396, is very special since it has been re-powered by the LS7, 427 cid small block V8 that is found in the 2007 Z06 Corvette.

What engine is in a Chevelle SS?

The standard Chevelle SS engine was a two-barrel 350-cubic-inch V8 rated at 245 gross (165 net) horsepower. Optional was a four-barrel carbureted version of the 350 V8 rated at 275 gross (200 net with dual exhaust and 175 net with single exhaust) horsepower.

Did the 1970 Chevelle come with a 454?

The 1970 Chevelle SS 454 LS6 model was the highest powered Chevelle manufactured in the model's lifetime, which ran from 1964 through 1977. It was the only production GM car to have a higher horsepower rating than the Corvette.

How much horsepower did the 1970 Chevelle SS 454 have?

The LS6-powered 1970 Chevelle SS 454 had none of the conveniences that 21st century muscle car enthusiasts have come to expect. It's 450-hp rating even falls five short of the current SS Camaro's 6.2-liter V-8.

1970 Chevelle SS 396/450HP+ 4-speed getting down on it !

What is a LS7 454?

The LS7 454 V8 Engine

Essentially a hybrid of the L88 and LS6 engines, this iron block motor featured a 12.25:1 compression ratio, forged pistons, rods and crankshaft, and a solid lifter camshaft. Combined with a bore of 4.251 inches and a stroke of 4.00 inches, its a serious bit of kit.

What was the biggest engine in a Chevelle SS?

Chevrolet's Mark IV LS6 454 Made the 1970 Chevelle (and El Camino) SS, Super. More than 50 years on, the 454 is still the big Kahuna—the largest displacement engine ever bolted into a regular production Chevrolet passenger car.

Did a 1970 Chevelle come with a 396?

In total, 53,599 Chevelle SS 396 and SS 454 models were built in 1970 — arguably the most sought-after year for the Chevelle SS. That number includes both hard tops and convertibles. Now, I know what you're thinking — that's a load of Chevelles. But let's break it down.

Is an LS6 a 454?

Chevrolet's family of big block V8s had its glory years towards the end of the 1960s muscle car explosion, with models as diverse as the Corvette, the Impala SS, and the Camaro all benefiting from large-displacement torque and high horsepower fury.

How do you tell if a 1970 Chevelle is a true SS?

See all 44 photos A 1970 Chevelle cannot be proven to be a SS model by examining the VIN (Vehicle Identification Number), nor by examining the Body by Fisher (cowl tag) plate, unless the car was assembled at the Oshawa Canada Plant, which was the only plant to list the RPO codes directly on the cowl tag.

What was the biggest engine in a 1970 Chevelle?

The 450 horsepower LS6 was the most powerful engine offered in 1970. The Cowl Induction system fed cold outside air to the big 780 cfm Holley carburetor.

Did chevelles come with a 427?

There never was an "official" factory-built 1967 SS 427 Chevelle. Jeffery Steffes' book Chevelle SS 1964-1972 says, "It the 427 was always installed by the dealer or under a Central Office Production Order (COPO). Chevelles with factory-installed 427s displayed no Super Sport identification."

How much horsepower does a 1970 Chevelle SS 396 have?

1970 Chevrolet Chevelle SS 396 Sport Coupe 375-hp (279.5 kW / 380 PS / 375 hp) (since September 1969 for North America U.S.) specs review.

How fast can a 1970 Chevelle SS go?

For performance, the 1970 Chevelle SS 454 completed a 0 to 60 mph run in 6.1 seconds. A ¼ mile sprint in 13.7 seconds at a top speed of 103.1 mph. The Average top speed of this beauty was marked as 162 mph.

How much is a 1970 Chevelle SS worth?

Worth Of The 1970 Chevelle SS 454

The price for an original but non-running 1970 SS can cost anywhere from $35,000 up to $65,000 depending on what parts are missing and what parts are still there.

What year was the fastest Chevelle?

1969 L78 SS396 Chevelle - The Factory's Fastest.

Whats better LS1 or LS6?

As earlier hinted, the LS6 is a modified LS1; thus, it has better features. Some of the features include an improved air intake and a higher compression boost output. Additionally, the LS6 has windows cast between the cylinder blocks. All the modifications make the LS6 more reliable than the LS1.

What is an LS9 engine?

Being one of a handful of GM engines assembled by hand, the LS9 is part of GM's fourth-generation V8 Small Block engine family and is notorious for being the automaker's most powerful production engine. It was produced for the sixth-generation Corvette ZR1 — the flagship of the Corvette lineup. 6.2L LS9 Engine Vitals.

What is the rarest 1970 Chevelle?

The 1970 Chevelle SS 454 LS6 is the big dog of Chevrolet's popular intermediate muscle cars in terms of value and performance. The convertible is the rarest and subsequently most valuable of the pack.

What's the most popular Chevelle?

The 1970-75 Chevelle SS454

The Chevelle Super Sport 454 was officially introduced in 1970 although in 1969, the year the Chevelle was the most popular, there was the COPO and consequently Yenko Chevelle SS as well.

What is an L78 Chevelle?

The L78 was a Big-Block engine produced by Chevrolet between 1965 and 1970. Rated at 425 hp (317 kW) for its first year, the rating dropped to 375 hp (280 kW) in subsequent years (although there was no change in power).

What year Chevelle had 402 engine?

As for your question, in 1970 all "SS 396" Chevelles came standard with a 402-inch big block, as Chevy bored the engine .

What year did the 396 become a 402?

What Year Did The 396 Become A 402? Emailed from Massachusetts, too. The big-block Chevys have fascinated me since I was a kid, and I find the history fascinating.To answer your question, 1970 all “SS 396” Chevelles offered a 402-inch big block as Chevrolet bored out the engine.

When did the 396 engine come out?

The Chevrolet 396 was introduced in 1965 and was based in what was known as the Mark IV block that later became the basis for larger displacement engines. The 396 engine is based on a 90-degree V8 design that uses a camshaft in the center of the block.