PISTON ASSEMBLY, .040, ARIEL KG, KH, KHA, SPLIT SKIRT, 1948-57
Part Number 441-10930/040
Inside raised casting on both:
HEPLEX
10930
Note: One side with what looks like a “3” 57 other what looks like a “R” 58
Also on both:
3447 AM413
PAT No 616820
6.8:1 COMPRESSION
