Bearing structure: Tri-Metal; Number in pack: 8

Bearing structure: Tri-Metal; Number in pack: 10

Bearing structure: Tri-Metal; Number in pack: 18

Bearing structure: Tri-Metal; Number in pack: 10

Bore: 77.00mm Length: 50.7 mm Compression Height: 28.5 mm Pin Length: 48 mm Pin Diameter: 20 mm Recess Depth 1: 3.57 mm Recess Diameter: 34.8 mm Valve Pocket Depth 1: 2 mm Surface: Hard Anodized Top Land Height: 5.5 mm Connecting Rod Design: Trapezoidal Connecting Rod Production Number: 77 L 51 Piston Clearance: 0.05 mm Piston rings: 1.20x1.50x2.00mm

Bore: 77.00mm Length: 47.5 mm Compression Height: 27.5 mm Pin Length: 43 mm Pin Diameter: 18 mm Recess Depth 1: 2 mm Recess Diameter: 56.6 mm Valve Pocket Depth 1: 5.7 mm Valve Pocket Depth 2: 3.8 mm Surface: Coated Top Land Height: 7.5 mm Connecting Rod Design: Trapezoidal Connecting Rod Production Number: 77 L 54 Piston Clearance: 0.05 mm Piston...

Bore: 77.00mm Length: 47.5 mm Compression Height: 27.5 mm Pin Length: 43 mm Pin Diameter: 18 mm Recess Depth 1: 2 mm Recess Diameter: 56.6 mm Valve Pocket Depth 1: 5.7 mm Valve Pocket Depth 2: 3.8 mm Surface: Coated Top Land Height: 7.5 mm Connecting Rod Design: Trapezoidal Connecting Rod Production Number: 77 L 54 Piston Clearance: 0.05 mm Piston...

Bore: 77.25mm Length: 47.5 mm Compression Height: 27.5 mm Pin Length: 43 mm Pin Diameter: 18 mm Recess Depth 1: 2 mm Recess Diameter: 56.6 mm Valve Pocket Depth 1: 5.7 mm Valve Pocket Depth 2: 3.8 mm Surface: Coated Top Land Height: 7.5 mm Connecting Rod Design: Trapezoidal Connecting Rod Production Number: 77 L 54 Piston Clearance: 0.05 mm Piston...

Bore: 77.25mm Length: 47.5 mm Compression Height: 27.5 mm Pin Length: 43 mm Pin Diameter: 18 mm Recess Depth 1: 2 mm Recess Diameter: 56.6 mm Valve Pocket Depth 1: 5.7 mm Valve Pocket Depth 2: 3.8 mm Surface: Coated Top Land Height: 7.5 mm Connecting Rod Design: Trapezoidal Connecting Rod Production Number: 77 L 54 Piston Clearance: 0.05 mm Piston...

Bore: 77.50mm Length: 47.5 mm Compression Height: 27.5 mm Pin Length: 43 mm Pin Diameter: 18 mm Recess Depth 1: 2 mm Recess Diameter: 56.6 mm Valve Pocket Depth 1: 5.7 mm Valve Pocket Depth 2: 3.8 mm Surface: Coated Top Land Height: 7.5 mm Connecting Rod Design: Trapezoidal Connecting Rod Production Number: 77 L 54 Piston Clearance: 0.05 mm Piston...

Bore: 77.50mm Length: 47.5 mm Compression Height: 27.5 mm Pin Length: 43 mm Pin Diameter: 18 mm Recess Depth 1: 2 mm Recess Diameter: 56.6 mm Valve Pocket Depth 1: 5.7 mm Valve Pocket Depth 2: 3.8 mm Surface: Coated Top Land Height: 7.5 mm Connecting Rod Design: Trapezoidal Connecting Rod Production Number: 77 L 54 Piston Clearance: 0.05 mm Piston...

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....