Bore: 77.50mm (stock 77.00mm) Stroke: 85.80mm Compression height: 28.50mm Compression ratio: 10.3 Pin: 20mm Rings: 1.00x1.20x2.80mm Crown volume: -1.1cc Weight: 273g Alloy: M142P Clearance guide: Measuring point: .385 Min: .0008 Max: .0016 Package: 4 pistons with rings and pins Warning: check for interference to piston motion from valves, oil squirters, etc....

Bore: 79.00mm (stock 79.00mm) Stroke: 81.40mm Compression height: 28.60mm Compression ratio: 10.1 Pin: 21mm Rings: 1.20x1.20x2.00mm Hard Anodized Top Ring Groove For Extreme Duty Applications Crown volume: -6.0cc Weight: 284g Alloy: 2618 Clearance guide: Measuring point: .250 Min: .0016 Max: .0023/td> Package: 4 pistons with rings and pins Warning: check...

Bore: 77.50mm (stock 77.00mm) Stroke: 85.80mm Compression height: 28.50mm Compression ratio: 10.3 Pin: 20mm Rings: 1.00x1.20x2.80mm Crown volume: -1.1cc Weight: 273g Alloy: M142P Clearance guide: Measuring point: .385 Min: .0008 Max: .0016 Package: 4 pistons with rings and pins Warning: check for interference to piston motion from valves, oil squirters, etc....

Bore: 86.50mm (stock 86.00mm) Stroke: 86.00mm Compression height: 33.37mm Compression ratio: 9.5 Pin: 23mm Rings: 1.20x1.20x2.80mm Crown volume: -4.5cc Weight: 337g Alloy: 2618 PowerPak Clearance guide: Measuring point .500 Min .0025 Max .0033 Package: 4 pistons with rings and pins Warning: check for interference to piston motion from valves, oil squirters,...

Bore: 85.50mm (stock 85.00mm) Stroke: 88.00mm Compression height: 34.7mm Compression ratio: 8.7 Pin: 22mm Rings: 1.20x1.20x2.80mm Crown volume: -10.0cc Weight: 321g Alloy: 2618 PowerPak Clearance guide: Measuring point .236 Min .0025 Max .0033 Package: 4 pistons with rings and pins Warning: check for interference to piston motion from valves, oil squirters,...

Bore: 77.50mm (stock 77.00mm) Stroke: 85.80mm Compression height: 28.50mm Compression ratio: 10.3 Pin: 20mm Rings: 1.00x1.20x2.80mm Crown volume: -1.1cc Weight: 273g Alloy: M142P Clearance guide: Measuring point: .385 Min: .0008 Max: .0016 Package: 4 pistons with rings and pins Warning: check for interference to piston motion from valves, oil squirters, etc....

Bore: 83.00mm (stock 82.50mm) Stroke: 92.80mm Compression height: 29.60mm Compression ratio: 9.6 Pin: 21mm Rings: 1.20x1.50x2.00mm Hard Anodized Top Ring Groove For Extreme Duty Applications Crown volume: -7.1cc Weight: 328g Alloy: M142P Clearance guide: Measuring point: .250 Min: .0010 Max: .0018/td> Package: 4 pistons with rings and pins Warning: check...

Bore: 83.00mm (stock 82.50mm) Stroke: 92.80mm Compression height: 29.6mm Compression ratio: 9.6 Pin: 23mm Rings: 1.20x1.50x2.00mm Hard Anodized Top Ring Groove For Extreme Duty Applications Crown volume: -7.1cc Weight: 318g Alloy: M142P Clearance guide: Measuring point .250 Min .0010 Max .0018 Package: 4 pistons with rings and pins Warning: check for...

Bore: 87.51mm (stock 87.51mm) Stroke: 94.00mm Compression height: 32.80mm Compression ratio: 9.5 Pin: 22.5mm Rings: 1.20x1.20x2.80mm Hard Anodized Top Ring Groove For Extreme Duty Applications Crown volume: -6.5cc Weight: 376g Alloy: 2618 Clearance guide: Measuring point: .395 Min: .0016 Max: .0023/td> Package: 4 pistons with rings and pins Warning: check...

Bore: 70.00mm Length: 62.4 mm Compression Height: 40.43 mm Pin Length: 56.7 mm Pin Diameter: 23 mm Recess Depth 1: 12.4 mm Recess Diameter: 37 mm Top Land Height: 7.5 mm Production Number: 69 L 46 Piston rings: 1.50x1.50x2.00mm

Bore: 70.00mm Length: 62.4 mm Compression Height: 40.43 mm Pin Length: 56.7 mm Pin Diameter: 23 mm Recess Depth 1: 12.4 mm Recess Diameter: 37 mm Top Land Height: 7.5 mm Production Number: 69 L 46 Piston rings: 1.50x1.50x2.00mm

Bore: 71.01mm Length: 46.9 mm Compression Height: 28.94 mm Pin Length: 42 mm Pin Diameter: 19 mm Recess Depth 1: 4.35 mm Recess Diameter: 39.5 mm Surface: Hard Anodized Production Number: 71 L 55 Piston Clearance: 0.055 mm Piston rings: 1.20x1.20x2.00mm