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        This is a Replacement Gasket Set for the O.S. 21XM Engine.

INCLUDES: One Head gasket - This very thin brass gasket seals the gap between
            the cylinder head and the crankcase.
          One Backplate gasket - This thin rubber o-ring gasket seals the gap
            between the backplate and the crankcase.

SPECS:    Head Gasket:                      B.P.Gasket:(o-ring)
            I.D.:16.7mm(0.660")               22.6mm(0.890")
            O.D.:23.7mm(0.934")               25.3mm(0.998")
            Thick: 0.1mm(0.006")               1.9mm(0.077")
                                                                    MAF 9/12/98
                                                                          ir/jl



– If you need more information, use these O.S. resources –

E-mail: enginesupport@hobbico.com
Web Site: http://www.osengines.com/
Phone: 217-398-8970


 
Postal Address:
O.S.
3002 N. APOLLO DRIVE, SUITE #1
CHAMPAIGN, IL 61822  








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