Part Number: GB/T5783-M8x55 (PAGB/T5783-M8x55)
Sold individually. This assembly requires 4 pcs.
The part is used for engine models: Parsun F9.9/F15
This M8 × 55 hexagon bolt secures the Parsun F15 crankcase joint.
It uses a separate size 8 washer and is distinct from the smaller M6 bolts around the same joint.