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Hastings Manufacturing 698S040
HASTINGS SINGLE CYL RING SET; Hastings 3.870" 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 CM5521S030
HASTRACE SINGLE CYL RING SET; Hastings Racing 4.000" Bore +.030" Over Size, Single Cylinder Ring Set with 1/16" Top Ring, 1/16" Second Ring and a First Oil Ring is 1/8".
Hastings Manufacturing SM8557S
HASTRACE SINGLE CYL RING SET; Hastings Racing 4.125" Standard Bore, Single Cylinder Ring Set with 4/93" Top Ring, 1/16" Second Ring and a First Oil Ring is 3/16".
