- 10-1/2" Single Stage1
- 10-1/2" Single Stage; 10 Spl. Hub1
- 10-1/2" Single Stage; 25 Spl. Hub1
- 10-1/2" Split Torque1
- 11" Clutch1
- 11" Dual Stage1
- 11" Dual Stage; Cast Iron Levers & 1.750" FW Step1
- 11" Dual Stage; Stamped Steel Levers & 1.140" FW Step1
- 11" Single Stage1
- 6-1/2" Single Stage1
- 9" Single Stage1

HCRS161345AS
Cylinder Kit, 3.625" overbore, 4 ring piston
- In-Stock
- $116.36 USD 116.36

HCRS161344AS
Piston Ring Set, Standard, 3-3/32, 1-3/16, 3.625" bore, 1 cylinder set
- In-Stock
- $38.35 USD 38.35

HCRRP141421
Piston Ring Set, 3-3/32, 1-1/4, 3.625" bore, 1 cylinder set
- In-Stock
- $34.07 USD 34.07

HCRP321273
Rear Crankshaft Seal
- In-Stock
- $17.43 USD 17.43

HCR5G46888
Liner Sealing Ring Kit
- In-Stock
- $2.68 USD 2.68

HCRRP381362
Overhaul Gasket Set, with crankshaft seals
- Out of Stock
- $138.49 USD 138.49

HCRRP381364
Head Gasket
- Out of Stock
- $31.89 USD 31.89

HCRRP401113
Exhaust Valve Seat
- In-Stock
- $4.19 USD 4.19

HCRRP481318
Valve Guide
- In-Stock
- $3.35 USD 3.35

HCRRP481319
Valve Spring
- Out of Stock
- $5.57 USD 5.57

HCRRP995214
Out-of-Frame Overhaul Kit, Hercules D4800, D5000 Diesel
- In-Stock
- $7,306.31 USD 7306.31

HCRR380258
Cylinder Sleeve, Standard
- Out of Stock
- $433.98 USD 433.98

HCRR403800202
Cylinder Sleeve, .005" Oversize
- Out of Stock
- $274.10 USD 274.1

HCRR403810455
Piston Ring Set, 2)1/8" keystone, 1)7/64", 4.5625" bore, 1 cyl.set
- In-Stock
- $153.66 USD 153.66

HCRR403904953
Cylinder Kits & Gaskets, Standard sleeves
- In-Stock
- $4,847.11 USD 4847.11

HCRR470000150
Cylinder Kits & Gaskets, .005" Oversize sleeve
- In-Stock
- $5,028.01 USD 5028.01

HCRRP141412
Piston Ring Set, 3-3/32, 1-1/4, 3.875" bore, 1 cylinder set
- Out of Stock
- $61.95 USD 61.95

HCRRP171386
Cylinder Kit, 2nd design, piston U5LL0021 or U5LL0025
- Out of Stock
- $264.59 USD 264.59