OMC Stern Drives And Motors 1964-1986 Repair Manual., Page 516Get this manual
FORD V-8 Ring Groove Width Upper and lower compression ring Oil Ring
302 CID 175 HP 1977-79
302 CID 190HP 1977-79
351 CID 235 HP 1977
351 CID 240 HP 78 250 HP 9
PISTON PIN
Length Diameter Standard
0.00 Oversize
To Piston Clearance To Connecting Rod Clearance
t Interference t
PISTON RINGS
Ring Width Compression Ring Topbottom Side Clearance CompressionRing Topbottom