Mahle PowerPak Pistons & Ring Sets
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
Round Wire Locks
Metric Low Drag File-Fit Rings included
Forced pin oiling with machined drains
Part Type: Pistons & Rings Set
Model: PowerPak 4302 Forged Aluminum
Application: Chevrolet Small Block V8
Piston Style: Inverted Dome
Cylinder Bore: 4.155"
Compression Distance: 1.062"
Crankshaft Stroke/Rod Length: 3.875" with 6.000" Connecting Rod (420ci)
Deck Clearance (Zero Deck): N/A
Dome Volume: -22cc
Compression Ratio: 3.875" Stroke w/58cc Heads: 10.7
Compression Ratio: 3.875" Stroke w/64cc Heads: 10.1
Compression Ratio: 3.875" Stroke w/70 cc Heads: 9.5
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: 447-452g
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: 930211355
Manufacturer: Mahle Motorsports
Weight: 14.0 lbs.
Warranty: Sold without warranty or guarantee of any kind
Quantity: Sold as Sets of 8 |