In StockS4K S4KT Rebuild Kit For Mitsubishi Engine CAT E120B E312 E320 EXCAVATOR
For CaterpillarOverhaul Kits

Overhaul Kits E120B for Caterpillar

OEM / REF: E120BSKU: pilotpart800731-6050149826736

S4K S4KT Rebuild Kit For Mitsubishi Engine CAT E120B E312 E320 EXCAVATOR is a Overhaul Kits replacement part for Caterpillar Engine Spare Parts, categorized under Engine Spare Parts > Overhaul Kits. Use OEM part number E120B and confirm machine model, engine model, and serial details before checkout.

Stock
In stock
Condition
New
Fitment
Caterpillar Engine Spare Parts
  • Fitment support before you order
  • Worldwide delivery options

Overhaul Kits Description

This Overhaul Kits is indexed for Caterpillar s: For Mitsubishi Engine CAT E120B E312 E320 EXCAVATOR Item Included : 1set Full gasekt kit 4pcs Liner Cylinder 4pcs Piston,STD size 4pcs Piston Pin 8pcs Pin Clips 4 Intake Valves 4 Exhaust Valves 8 Valve Guides 4 Intake Valves Seats 4 Exhaust Valves Seats 4set Ring set for 4pistons.STD size 1set Crankshaft bearing 1set Connect Rod Bearing 1set Thrust washer. Compare reference number E120B against the label on your existing Caterpillar component before ordering.

Additional cross references on file: E312, E320, S4KT. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Part Numbers and Cross References

E120BE312E320S4KT

Applications

  • Caterpillar s: For Mitsubishi Engine CAT E120B E312 E320 EXCAVATOR Item Included : 1set Full gasekt kit 4pcs Liner Cylinder 4pcs Piston,STD size 4pcs Piston Pin 8pcs Pin Clips 4 Intake Valves 4 Exhaust Valves 8 Valve Guides 4 Intake Valves Seats 4 Exhaust Valves Seats 4set Ring set for 4pistons.STD size 1set Crankshaft bearing 1set Connect Rod Bearing 1set Thrust washer

Fitment Notes

Brand or application signal
Caterpillar Engine Spare Parts
Product family
Overhaul Kits
System category
Engine Spare Parts > Cylinder Components > Overhaul Kits
Recommended verification
OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability
InStock
Shipping
Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns
Returns are easier when fitment is confirmed before ordering.
B2B support
Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.

Confirm fitment & quote details

Send machine details and nameplate photos before ordering high-risk or quote-only parts.