- Dished, Overbore 4" To 4-1/8"
- medium compression
- Sections and Models:
- Engine Parts > 226 CID Gas
- Allis-Chalmers TRACTOR: D17 (GAS)
- Allis-Chalmers TRACTOR: WD45
- Allis-Chalmers TRACTOR: 170 (GAS)
- Allis-Chalmers TRACTOR: 175 (GAS)
- mega-cross:
- Crossed From: : PK121 : A & I MEGA-CROSS
- 111151 : A & I MEGA-CROSS
- Machine Types : Tractor
- Makes : Allis-Chalmers
- Models : Wd45, 170, D17, 175
- Models :