8520T - Replaces OEM Number RE186700

John Deere Windrower: 780

7520 4WD - Replaces OEM Numbers AR64087

Fits Bush Hog / Rhino / Agco Hesston / Challenger / New Idea / Case IH - Bolt # 527745 Nut # 527495

Agroplus 70

Maxiforce Basic Engine Kit, Standard Pistons, .020" Main Bearings, Standard Rod Bearings, 1000 Series, Grade L for Perkins OK2064/6-50/50 8520T - Replaces OEM NumberAftermarket Basic Engine Kit. Direct replacement for OEM BK496 20 STD. 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.