ATHENA S.P.A.
For Athena Big Bore Kit (290 cc),
B-dimension D=82.96 mm
For the Athena Big Bore Kit (290cc),
B-dimension D = 82.96 mm
For Athena Big Bore Kit (289 cc), A-measurement = 84.95 mm
For the Athena Big Bore Kit (289 cc), B-dimension = 84.96 mm
For the Athena Big Bore Kit,
Dimension: 89.96 mm
For the Athena Big Bore Kit (490 cc),
B-dimension = 97.95 mm
For the Athena Big Bore Kit (490cc), D=100 mm
For the Athena Big Bore Kit (490 cc),
A-measurement = 99.95 mm
For Athena Big Bore Kit P400510100028 (490 cc),
A-dimension = 99.95 mm
For the Athena Big Bore Kit (490 cc)
Compression ratio: 11.6:1
A-measurement = 99.95 mm
For the Athena Big Bore Kit (490 cc),
Compression ratio: 12:1
A-measurement = 99.95 mm
For Athena Big Bore Kit (450 cc), bore: 100 mm
For the Athena Big Bore Kit (493 cc),
D = 100.00 mm
High-Compression Piston
For Athena Cylinder Kit and Standard Cylinders
Compression ratio: 14.5:1
B-dimension = 76.97 mm
High-Compression Piston
(forged piston)
Compression ratio: 13.5:1
A-dimension = 96.96 mm
High-Compression Piston
(forged piston)
Compression ratio: 13.5:1
A-dimension = 96.96 mm
High-Compression Piston
(forged piston)
Compression ratio: 14.2:1
B-dimension, D=76.76 mm
High-Compression Piston
(forged piston)
Compression ratio: 13:1
A-dimension = 75.96 mm
High-Compression Pistons
(forged piston)
Compression ratio: 13:1
B-dimension = 75.97 mm
High-Compression Pistons
(forged piston)
Compression ratio: 13.9:1
A-dimension = 76.95 mm
High-Compression Pistons
(forged piston)
Compression ratio: 14.2:1
A-dimension, D=76.75 mm
High-Compression Piston (2 Rings)
(Forged Piston)
Compression ratio: 13.8:1
A-measurement = 76.95 mm
High-Compression Piston (2 Rings)
(Forged piston)
Compression ratio: 13.5:1
A-measurement = 76.96 mm
High-Compression Piston
For Athena Cylinder Kit and Standard Cylinders
Compression ratio: 14.1:1
A-measurement = 76.96 mm
High-Compression Piston
(forged piston)
Compression ratio: 13.9:1
B-dimension = 76.96 mm
High-Compression Pistons
(forged piston)
Compression ratio: 13.9:1
A-dimension = 76.96 mm
High-Compression Piston (2 Rings)
(Forged Piston)
Compression Ratio: 14:1
A-dimension = 76.96 mm
High-Compression Piston (2 Rings)
(Forged piston)
Compression ratio: 13.8:1
B-dimension = 76.96 mm
High-Compression Piston
For Athena Cylinder Kit and Standard Cylinders
Compression ratio: 14.1:1
A-dimension = 76.97 mm
High-Compression Piston
(forged piston)
Compression ratio: 13.9:1
B-dimension = 76.97 mm
High-Compression Piston (2 Rings)
(Forged Piston)
Compression Ratio: 13.5:1
B-dimension = 76.97 mm
High-Compression Piston (2 Rings)
(Forged Piston)
Compression ratio: 14:1
B-dimension = 76.97 mm
High-Compression Piston (2 Rings)
(Forged piston)
Compression ratio: 13.5:1
C-dimension = 76.98 mm
High-Compression Pistons
(forged piston)
Compression ratio: 13.9:1
C-dimension = 76.98 mm
High-Compression Pistons
(forged piston)
Compression ratio: 13.9:1
A-dimension, D=77.96 mm
High-Compression Piston
(forged piston)
Compression ratio: 13.9:1
B-dimension, D=77.97 mm
High-Compression Pistons
(forged piston)
Compression ratio: 13.9:1
C-dimension, D=77.98 mm
High-Compression Piston
(forged piston)
Compression ratio: 13:1
A-dimension, D=95.95 mm
High-Compression Piston
(forged piston)
Compression ratio: 13:1
B-dimension, D=95.96 mm
High-Compression Piston
For Athena cylinder kit and standard cylinders
(Forged piston)
Compression ratio: 13:1
A-measurement = 95.96 mm
High-Compression Piston
(forged piston)
Compression ratio: 13.5:1
A-dimension, D=95.96 mm
High-Compression Pistons
(Forged piston)
Compression ratio: 13.5:1
B-dimension, D=95.97 mm
High-Compression Piston
For Athena cylinder kit and standard cylinders
(Forged piston)
Compression ratio: 13:1
B-dimension = 95.97 mm
High-Compression Pistons
(forged piston)
Compression ratio: 13.5:1
B-dimension = 96.97 mm
High-Compression Piston
(forged piston)
Compression ratio: 13.2:1
B-dimension = 95.97 mm
High-Compression Piston
(forged piston)
Compression ratio: 13.5:1
C-dimension, D=95.98 mm
High-Compression Piston
(forged piston)
Compression ratio: 13.5:1
B-dimension = 96.97 mm
Dimension A = 39.46 mm
Dimension A = 39.46 mm
Dimension B = 39.47 mm
