UA23076 New Head Bolt---Replaces 224731, 236532, ACS4481

Replaces number 224731, 236532, ACS4481

1/2"-13 UNC Diameter---4" Length---Grade 8

Fits: (WC, WD, WF all with engines SN: 28900 and Up), 170, 175, D17, WD45 Gas, WD45 LP

For Gas Tractors