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Mahle, PowerPak Piston & Ring Set, Chev LS Flat Top (fits LS1/LS7/L92 heads), 4.125" Bore, 4.125" Stroke, 6.125" Rod |
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Mahle PowerPak Pistons & Ring Set
The PowerPak is a complete, race proven piston assembly kit composed of hand deburred, all forged, performance coated pistons, high quality steel pins, round wire locks, and low drag rings. Performance coating includes a phosphate dry lubricant for protection against ring micro-welding and pin galling. For added performance, a propriety Grafal anti-friction coating is applied to each piston skirt design technology derived from 80+ years of piston manufacturing for everything from OEM to Formula 1 is used to produce the best piston at the best possible valve. Set of 8.
Fully machined crown
Lightweight slipper skirt forgings
Radiused valve pockets
Phosphate coating on exterior & pin bores
Pin bores finished on CNC boring equipment
High strength, high quality steel pins
Forced pin oiling with machined drains
Part Type: Pistons & Rings Set
Model: PowerPak 4032 Forged Aluminum
Application: Chevrolet LS (fits LS1/LS7/L92 heads)
Piston Style: Flat Top
Cylinder Bore: 4.125"
Compression Distance: 1.045"
Crankshaft Stroke/Rod Length: 4.125" with 6.125" Connecting Rod (441ci)
Dome Volume: -6cc
Compression Ratio: 4.125" Stroke w/64 cc Heads: 12.3
Compression Ratio: 4.125" Stroke w/70 cc Heads: 11.7
Compression Ratio: 4.125" Stroke w/72 cc Heads: 11.4
Piston Material: 4032 Aluminum Alloy
Accumulator Grooves: No
Forced Pin Oilers: Yes
Gas Ports: No
Skirt Coating: Yes, Grafal Anti-Friction Coating
Lock Removal Indents: No
Average Piston Weight: 433-445g
Wrist Pin Style: Press-Fit or Floating
Wrist Pins Included: Yes
Wrist Pin Size: .927"
Average Wrist Pin Weight: N/A
Pin Lock: Round Wire Locks (F-1 Technology)
Ring Grove Sizes: 1.0 mm, 1.0 mm, 2.0 mm
Piston Rings Included: Yes, Low Drag File-Fit Rings
Manufacturer's Piston Part Number: 930226525
Manufacturer: Mahle Motorsports
Weight: 14.0 lbs.
Warranty: Sold without warranty or guarantee of any kind
Quantity: Sold as Sets of 8
Note: Includes oil support rails.
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