1973-1987 Cummins 6BT to Chevy Engine Drop Crossmember GF-GMDC map-sensors So if you're looking for

So if you're looking for extreme protection and killer style

Part Number: 18417

or Sniper EFI HyperSpark Main Harnesses (PN 558-328)

4 feet tall

Notes: Fits all 2/4 wheel drives and wheelbases except std cab/short bed

1973-1987 Cummins 6BT to Chevy Engine Drop Crossmember GF-GMDC map-sensors So if you're looking forFits Models: Chevy K Series 4WD Fits Years: 73 87 This crossmember will also fit Chevrolet Suburban up to model year 1991. This 2" drop crossmember allows proper Cummins engine placement and eliminates the need for a lift kit when installing a Cummins 6BT into a 73 87 Chevy 4WD truck. This drop crossmember is a direct bolt in utilizing OEM hole locations, while allowing room for drilling and adding additional bolts for increased off road rigidity.