TECH NOTES This is an OS Max Bearing for many engines such as: 61SF, 61SFN, 61FX 91FX FT300 FR5-300 INCLUDES: One Rear Bearing _ SPECS: Inner Diameter: 17mm Outer Diameter: 35mm Width: 8mm Bearing Markings & details: JAPAN UX NTN 18003 5/19/93 ir/jl   BOX DIMENSIONS: 2.13″ W. X .38″ H. X 3.50″ L. BOX […]

TECH NOTES This is the Needle Vavle O-ring for the FS/FX/LA OS Max series engines. FEATURES: Silicone construction. INCLUDES: Two O-rings. SPECS: Outside diameter: 6mm Inside diameter: 2.5mm Thickness: 1.5mm COMMENTS: Can be used for other applications where a 2.5x6mm silicone o-ring is called for. NNA 2/13/02

TECH NOTES This is the O.S. Max Cylinder & Piston (sleeve or liner) Assembly for the .65LA Engine. FEATURES: Matched ABC construction, which has an Aluminum piston, Brass cylinder (sleeve or liner) that is Chrome plated. Available only in a matched set. INCLUDES: One Aluminum Piston One Cylinder (sleeve or liner) COMMENTS: The horizontal pin […]