12 (3 1/8) in 79 mm Yoke Bore 1 3/8-21 SPLINE Connection 1 Type QUICK DISCONNECT HP@1000RPM 100 HP 75 kilowatts HP@540RPM 65 HP 48 kilowatts Centerline to End Dim 4

Direct replacement for Caterpillar 276-3420

8-8049DR valve guide

Will replace KMC 16-080-075

Caterpillar Track Loaders: 257D

Maxiforce Overhaul Engine Kit, Standard Pistons, .010" Main Bearings, .010" Rod Bearings, 45° Valve Seats, 45 Valve, Turbo Or Naturally Aspirated, 3054 for Caterpillar OK505 AD5NN6700A 12 (3 1/8) in 79Aftermarket Engine Overhaul Kit. Direct replacement for OEM OK505, OK545 10 10. Please verify fitment against your equipment's serial and engine casting numbers before ordering. Cross references are provided as a guide; the customer is responsible for confirming compatibility.