1988 "CC" Colt / Junior thru 8 Models Service Manual, P/N 507659, Page 180Get this manual
If any cylinder is outside these tolerances, it must be bored oversize One 0.030 in(0,762 mm) oversize piston is available for this engineTo determine oversize bore add 0.030 in(0,762 mm) to the standard boreRefer to Engine Specifications, Section 1It is permissible to have one or more oversize pistons in an enginef619 Take piston diameter measurements Va in (3 mm) above the bottom edge of the piston -.L _
f7110Take at least two measurements The first measurement should be in line with the wrist pin bore19l11The second measurement should be 90 away from the first
12The difference between the two measurements is the out-ofroundness and must be no more than .002 in(0,05 mm) 13Refer to Engine Specifications in Section dimensionsfor piston