Is the Northstar engine a good engine?

Published by Anaya Cole on

Is the Northstar engine a good engine?

Are Northstar engines reliable? Yes and no. The technical advancements this engine made also led to a lot of problems that were created by poor engine design. When the Northstar is reliable it’s a great engine, when it’s not it’s a terribly painful engine to own.

How much horsepower does a 32 valve Northstar engine have?

Introduced in 1993 in the Cadillac Allante, Eldorado and Seville STS, the 4.6L 32-valve dual overhead cam all-aluminum V8 engine was a quantum leap forward for U.S. automakers. Initially rated at 295 horsepower, the Northstar V8 has been ranked as one of the “10 Best Engines in North America” by Ward’s Auto World.

How much horsepower can a Northstar engine handle?

The 4.6L motor is reasonably powerful right out of the box, delivering between 275 and 300hp in stock trim for front-wheel drive applications and between 320 (naturally-aspirated) and 469 (supercharged) when found in rear-wheel drive vehicles.

How much is a Northstar engine?

Current new. The average current price for new “rebuilt northstar engines” is $328 from the last 240 listings.

What is the difference between a L47 and a L37 Northstar?

In 1994, the first Northstar V8 (L37) was joined by a rpm range for improved throttle response and quick acceleration. That of the original Northstar V8 into its Oldsmobile Aurora. but with a smaller bore size (87 mm vs. 93 mm). And the L47 4.0L V8 was

How much horsepower does a L47 V8 have?

The L47 4.0L V8 was essentially the same engine as the larger 4.6L V8 but with a smaller bore size (87mm vs. 93mm). The L47 4.0L V8 was rated at 250 horsepower.

How many LS does a Northstar have?

The block is believed to be capable of expansion up to 5.4 L, though no such engine has been produced. The Northstar was on the Ward’s 10 Best Engines list for 1995, 1996, and 1997.

What’s wrong with the Northstar V8?

The Northstar V8 is an interference engine, which means if a chain fails or is disconnected when the engine is cranked over, the valves will hit the pistons. That’s something you don’t want to happen with an expensive engine like this!

Categories: FAQ