Spark Plug Wiring Set fits Allis Chalmers Tractor | 4-Cylinder | 90 Degree Boots Case Fits: Avery & MM models

Fits: Avery & MM models w/ Magneto Ignition

Fits: AR21789R John Deere Tractor 520

WD45 (SN 48556 and up)

1-1/8" OD shaft with 10 splines

Spark Plug Wiring Set fits Allis Chalmers Tractor | 4-Cylinder | 90 Degree Boots Case Fits: Avery & MM modelsQuality Aftermarket Spark Plug Wiring Set Fits many Allis Chalmers 4 Cylinder tractor models using 90 degree boots. Verify specifications prior to purchase. Specifications For 4 Cylinder systems 90 degree boots Copper core w aluminum coating to prevent corrosion waterproof neoprene. Wire lengths are: (2) 24 3 4" spark plug wires (1) 29 3 4" spark plug wire (1) 34 1 2" spark plug wire (1) 23 1 2" long coil wire Note: You must cut the wires to length,