Hastings Piston Rings - 4.360 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Plasma Moly - 8-Cylinder 2M692040 Helmet Blower 490 in - Bolt Hole

490 in - Bolt Hole Size

Extensive dynometer and on-track testing verifies that Milodon "Diamond Stripper" windage trays out-perform all other screen type trays on the market

Buick: Skylark 70 - 71 7

Billet aluminum oil fill cap

1/2 in Oval

Hastings Piston Rings - 4.360 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Plasma Moly - 8-Cylinder 2M692040 Helmet Blower 490 in - Bolt HoleProduct Description: Piston Rings 4. 360 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Steel Plasma Moly 8 Cylinder For nearly 100 years, Hastings has earned its reputation as a leader in piston ring technology.