• No (36)
• Yes (5)

• 4.035 in. (8)
• 4.030 in. (7)
• 4.040 in. (4)
• 4.060 in. (4)
• 3.917 in. (3)
• 3.465 in. (2)
• 4.500 in. (2)
• 4.530 in. (2)
• 4.560 in. (2)
• 4.600 in. (2)
• 3.189 in. (1)
• 3.208 in. (1)

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• 102.489mm (8)
• 102.362mm (6)
• 102.616mm (4)
• 103.124mm (3)
• 99.500mm (3)
• 114.300mm (2)
• 115.062mm (2)
• 115.824mm (2)
• 116.840mm (2)
• 87.500mm (2)
• 88.000mm (2)
• 81.000mm (1)

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• 3.047 in. (1)
• 3.433 in. (1)
• 3.480 in. (22)
• 3.750 in. (1)
• 3.937 in. (1)
• 4.000 in. (4)
• 4.250 in. (4)
• 75.00mm (1)
• 79.00mm (1)
• 94.00mm (3)

• 2.3L/140 (1)

• 5.700 in. (8)
• 6.000 in. (8)
• 6.135 in. (8)
• 6.125 in. (7)
• 5.137 in. (2)
• 5.875 in. (2)
• 5.290 in. (1)
• 5.433 in. (1)
• 5.905 in. (1)
• 5.927 in. (1)
• 6.136 in. (1)

• Flat top, with two valve reliefs (23)
• Flat top, with single valve relief (8)
• Dish, with no valve reliefs (4)
• Dish, with four valve reliefs (2)
• Dish, with three valve reliefs (2)
• Dish, with two valve reliefs (1)
• Flat top, with four valve reliefs (1)

• Forged aluminum (41)

• 1.250 in. (8)
• 1.125 in. (7)
• 1.550 in. (7)
• 1.520 in. (4)
• 1.645 in. (4)
• 1.291 in. (3)
• 1.130 in. (2)
• 1.181 in. (1)
• 1.195 in. (1)
• 1.209 in. (1)
• 1.270 in. (1)
• 1.285 in. (1)

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• +2.50cc (11)
• +3.00cc (8)
• +4.00cc (7)
• +23.00cc (2)
• +14.00cc (1)
• +18.00cc (1)
• +2.00cc (1)
• +2.20cc (1)
• +22.00cc (1)
• +22.10cc (1)
• +7.30cc (1)
• +8.20cc (1)

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