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Rods and Pistons Weight
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cylinder number
1
2
3
4
5
6
7
8
GM Pistons with pin & rings PN 12514101 (gr)
806
807
807
807
806
807
808
806
GM pin
142/143
H3423 Pistons with pin, without rings (gr)
664
669
663/664
664
663
665
662/663
663/664
Claimer pin
129/130
Complete rod PN 10108688 (gr)
646
643/644
645/646
649/650
644/645
646/647
642/643
645
Rod big end (gr)
148
147
148/149
146/147
148
148/149
148
149
The 2 nuts
15

Heaviest weights are red, lightest weights are in green.
Number given to H3423 pistons is arbitrary, it is used to locate the pistons and their differences.
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