The engine in the Cat 313D L
On the Cat 313D L, the Cat C4.2 is a 4.2L / 256 cu in 4-cyl inline diesel with a 105 x 120 mm bore and stroke, rated around @ 2200 rpm, built to Tier 3 emissions. If you are replacing the engine in a Cat 313D L, this is the unit to match. Call with your engine serial number and we will confirm the exact fit before you buy.