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Mass specification for 4451ASR AlCuSi Light Alloy Parts.
Balance shaft driving gear (BSDG) -> 295.25 grams
Cam Gear plus Indexer (SAFCG) -> 289.15 grams
Main Accessory Drive pulley (MAD) -> 173.55 grams
Alternator Drive pulley (ADP) -> 95.00 grams
Power Steering Hub ILOK (PSH) -> 161.00 grams
Power Steering Spindle ILOK (PSS-V) -> 186.50 grams
Fastener Mass
M3 9pcs -> 7.92 grams
M5 6pcs -> 27.44 grams
M6 4pcs -> 12.24 grams
Specification does NOT include fastener weight.
4451ASR System Mass - Complete 2.65 pounds. (1200 grams)
Factory Steel System Mass - Complete 6 pounds. (2575 grams)
Mass specification for 4451ASR modified, Balance shaft gears.
Balance Shaft Gear -> 168.00 +/- 2gr.
Balance Shaft Washer -> 12.06
Specification is before Dynamic Balancing. |
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