How much horsepower does a Mopar 408 stroker have?

Best Use

Horsepower:	470
Torque:	450
Bore/Stroke:	4.030 x 4.000
Compression:	10:1
Fuel Type:	91+ AKI (USA) / 95-98 RON

How much HP can a cast iron crankshaft handle?

For small-blocks, a safe limit for a cast crank is 500 hp and a maximum of 6,500 rpm. With big-blocks, their bigger mains will handle 650 hp.

Which is better forged or billet crankshaft?

Forgings are stronger than billet in bolts and axles because the metal isn’t being stretched and sheared. There isn’t a single Top Fuel, Funny Car, Nextel Cup, or F1 team that uses forged cranks, so you have to ask yourself why.”

How much HP do crankshafts add?

Today’s cast-steel crankshafts are remarkably robust, capable of handling 500-plus horsepower in small-blocks, and more than 750 hp in big-blocks.

How much is a 408 stroker?

Comparable Engines

Product:	Current: 408 Chevy Long Block	408 Crate Engine
Camshaft:	Hydraulic Roller	Hydraulic Roller
Heads:	Aluminum, As-Cast	Aluminum, As-Cast
Intake:	Not Included	Not Included
Price:	$7,999	Starting at $7,499

What is the stroke of a 360 Mopar?

In both cases, the stock stroke (3.58″) crankshaft costs almost exactly the same as a stroked (4″) crank that will turn your 360 into a 408 (assuming a 0.030 overbore).

What is the best crankshaft material?

In the high performance crankshaft world, the nickel-chrome-moly alloy SAE-4340 (AMS-6414) has been a favorite in both forged and billet applications. It is used because of its very high strength and fatigue properties, coupled with good ductility and impact resistance at high strengths.

Do you need a forged crank?

The time spent at high load and rpm determine the need for a forged crank every bit as much as a peak power level. So if you have a performance engine, you now know that a forged crank is the way you should go for longevity, but which one? “Lunati has two lines of cranks: Voodoo and Signature Series,” McLaughlin says.

What is a nodular crankshaft?

Nodular cast iron has been widely used as substitute for steel in crankshaft, connecting rod, gear and similar parts requiring high strength, good toughness, low cost, and high yield ratio. These parts are often scrapped owing to the wear and tear of work surfaces after a long working time.

What does nodular crank mean?

Nodular iron crankshafts raise the bar slightly, offering a tensile strength closer to the 100,000 psi range. If you’ve got a stock or mildly modified street application, cast or nodular iron cranks are an affordable way to go.

How much HP does a stroker kit add?

So, as a given rule, the more cubic inches an engine is, the more power it will make. However, the horsepower output will largely depend on the overall combination you are using. We could take a 500″ short block and with stock heads and a mild cam, it might make around 450-475 horsepower.

What displacement is a 408 stroker?

You’ve probably already figured out from the title of our story that we’re going with 408 cubic inches (6.7L), which is accomplished with a 4.030-inch bore and 4.00-inch stroke.

What motor is a 408 stroker?

The 408 Ford is an excellent choice for those looking for a Windsor based stroker engine to fit in place of an existing 351. The additional stroke provides a boost in power along with better throttle response, acceleration, and overall performance. Features forged pistons, hydraulic roller camshaft, and aluminum heads.

How much horsepower can you get out of a Mopar 360?

After-market support for the 360 is great, and with the right parts, it can easily make 450 horsepower and still have great street manners. If you need more inches, it’s easy to drop in a stroker crank and get 406 cubic inches.

How much HP can a 318 make?

A street-worthy 318 can easily make 400 horsepower, about what a lot of street 360s put out.

Which is stronger forged or cast steel?

Forged steel is generally stronger and more reliable than castings and plate steel due to the fact that the grain flows of the steel are altered, conforming to the shape of the part. The advantages of forging include: Generally tougher than alternatives.

What grade steel is a crankshaft?

This steel is suitable for forging and. A failure investigation has been conducted on three cases of failed diesel engine crankshafts used in train and made up of forged carbon steel.

What are the 2 major differences between cast and forged crankshafts?

The term forged crank has become all but generic, but the differences can be as significant as those between a casting and forging itself. For the uninitiated, the two major differences between cast and forged cranks include the material and forming process.

How can you tell the difference between a forged and cast crank?

The best and most sure method for recognizing a forged crank is to look for the parting lines on the counterweights. A forged piece will have a wide, irregular rough patch. A cast component (shown) will have a very sharp, well-defined line where the mold was separated.