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The Cometic head gasket for 1977–1986 Suzuki GS550 2-valve engines is a 60mm replacement that improves combustion sealing while requiring less clamp load. It evens load distribution across the sealing area to minimize bore distortion and removes the need for sealants or re-torque. Fit it during top-end service or rebuilds to help restore compression and consistent engine function.
Cometic 77-86 Suzuki GS550 2 Valve 60mm Head Gasket
