Tru Power Engine Kit. 4-Cylinder Gas. 123 CID, 3-1/8 inch standard Bore, 3-1/4 inch Overbore, Stepped-Head Piston. 7-1/16 inch Cylinder Sleeve Length, 3-7/16 inch O.D. at Seal. 4-57/64 inch Valve Length. Basic Engine Kit. Contains sleeves & sleeve seals, pistons & rings, pins & retainers, pin bushings, complete gasket set, crankshaft seals. For 100 series, 200 Series, Super A-1 Series (prior to S/N 310300), Super AV-1 Series (prior to S/N 310300), Super C Series.
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