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MAHLE 930200040 PowerPak Forged Piston and Ring Kit 4.040 Bore Small Block Chevy

Manufacturer

Picture for manufacturer MAHLE

Part Number

930200040
11 reviews
Sale Price

$705.37

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The MAHLE 930200040 PowerPak is a complete race-proven forged piston and ring assembly kit designed for Small Block Chevy applications. This comprehensive kit builds a 357 cubic inch engine with a 4.040-inch bore, compatible with 3.480 to 3.500-inch stroke crankshafts and 5.700-inch connecting rods.

Key Specifications:

  • Displacement: 357-358 cubic inches
  • Bore Size: 4.040 inches
  • Stroke Range: 3.480/3.500 inches
  • Rod Length: 5.700 inches
  • Compression Height: 1.550 inches
  • Wrist Pin Diameter: 0.927 inches
  • Crown Volume: -5.0cc flat top design
  • Piston Weight: 478 grams each
  • Compression Ratio: 10.4:1 (at zero deck with 0.040-inch gasket)
  • Alloy: 4032 aluminum for tighter piston-to-wall clearances and improved temperature stability

Premium Features:

  • Hand-deburred forged pistons for precision quality
  • Dry phosphate coating protects against ring micro-welding and pin galling during startup and break-in
  • Proprietary MAHLE Grafal anti-friction coating on piston skirts for reduced friction
  • Low-drag performance ring set (1.0 x 1.0 x 2.0mm file-fit rings included)
  • High-quality steel wrist pins and round wire locks included

This PowerPak assembly provides race-proven performance for high-output street, street/strip, and racing Small Block Chevy engines. The 4032 alloy offers superior thermal stability and allows for tighter cylinder-to-wall clearances compared to 2618 alloy alternatives.

Products specifications

Pin Style

Floating

Pins Included

Yes

Piston Material

Forged, 4032

Piston Style

Flattop, With 2 valve reliefs

Piston Kit Quantity

Sold as a set of 8

Piston Ring Thickness

1.0mm, 1.0mm, 2.0mm

Coatings

Phosphate plus Grafal

Rings Included

Yes

Pin Diameter

0.927

Clips Included

Yes

Clip Style

Round Wire

Piston Mass

478g

Crown Vol

-5.0cc

Prop 65

WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov

Pin Material

Steel

So far so good. First time to buy from here

So far so good...

very good

Hard to find part for a great price.

Great prices fast shipping

so far all good.

Your competitive pricing won my business through the internet and I wasn't disappointed. The price was great ( about 1/2 MSRP) and item was shipped very quickly. No backorder problems here! I was impressed with the quality of my H pipe and with the packaging.

FIRST TIME BUYER SEEMS OK / RECEIVED PRODUCT A OK !!!!

Everything was great just the returning could use help. The first ine i ordered was wrong and shipping back to you is more costly than i hoped.

This is my second order, so far it's been a great experience.

Great

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