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Hastings Manufacturing 690S040
Hastings Single Cylinder Ring Set; Hastings 3.125" 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 9100S
HASTINGS SINGLE CYL RING SET; Hastings 3.543"/90.00 mm Standard Bore, Single Cylinder Ring Set with 2.00 mm Top Ring, 3.00 mm Second Ring and a First Oil Ring is 4.00 mm.
Hastings Manufacturing SN9055S
HASTRACE SINGLE CYL RING SET; Hastings 3.898"/99.01 mm Standard Bore, Single Cylinder Ring Set with 1.20 mm Top Ring, 1.50 mm Second Ring and a First Oil Ring is 3.00 mm.
