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Hastings Manufacturing 640S040
HASTINGS SINGLE CYL RING SET; Hastings 4.063" Bore +.040" Over Size, Single Cylinder Ring Set with 5/64" Top Ring, 5/64" Second Ring and a First Oil Ring is 3/16".
Hastings Manufacturing 668030
Hastings 6-Cylinder Ring Set; Hastings 3.875" Bore +.030" Over Size, 6-Cylinder Ring Set with 3/32" Top Ring, 3/32" Second Ring and a First Oil Ring is 3/16".
Hastings Manufacturing 690060
Hastings 6-Cylinder Ring Set; Hastings 3.125" Bore +.060" Over Size, 6-Cylinder Ring Set with 5/64" Top Ring, 5/64" Second Ring and a First Oil Ring is 3/16".


