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Kubota KX91-2 Excavator

The Kubota KX91-2 is a excavator powered by a Cummins/Onan B48G engine.

1
Cylinders
120
Parts

Engine

Cummins/Onan B48G
Cylinders1

Parts

120
Part #DescriptionQtySystem
102-1200Gasket, Oil Base1Gasket Amazon eBay
110-1807Gasket, Intake Valve Guide1Gasket Amazon eBay
110-1879Seal, Valve - Intake (Optional)2Seal Amazon eBay
110-1921Gasket, Valve Cover1Gasket Amazon eBay
110-2287Gasket, Head - All Except Key 31Gasket Amazon eBay
110-2368Gasket, Cylinder Head (Optional Graphoil)2Gasket Amazon eBay
110-3181Gasket Kit, Carbon Removal2Gasket Amazon eBay
110-3213Gasket Kit, Complete (Graphoil Head Gasket)1Gasket Amazon eBay
110-3214Gasket Kit, Complete (Standard Head Gasket)1Gasket Amazon eBay
110-3604Seal, Intake Valve2Seal Amazon eBay $31.95
120-0161Gasket Kit, Oil Pump1Gasket Amazon eBay $10.95
120-0491Pump, Oil1Pump Amazon eBay $30.00
120-0713Cup, Intake - Oil Pump1Pump Amazon eBay
122-0320Adapter, Oil Filter1Oil filter Amazon Amazon eBay eBay
122-0321Gasket, Oil Filter Adapter1Gasket Amazon eBay
122-0360Drain, Oil Filter (Unpainted/Painted)1Oil filter Amazon eBay
122-0375Gasket, Oil Filter Adapter1Gasket Amazon eBay
122-0438Cover, Oil Filter Pad - Optional1Gasket Amazon eBay
122-0645Filter, Oil1Oil filter Amazon eBay $11.99 NAPA $9.09
123-1429Carburetor, Complete (See Separate Group for Components) (Includes Mounting Gasket)1Gasket Amazon eBay
123-1611Drain, Oil Filter1Oil filter Amazon eBay
140-1228Element, Air Cleaner (Paper)1Air filter Amazon eBay NAPA $25.20 KuduParts $11.00
140-1496Air Cleaner Element Wrapper1Air filter Amazon eBay NAPA $5.66
140-1663Cover, Air Cleaner1Air filter Amazon eBay $110.33
140-1885Housing, Air Cleaner Element1Air filter Amazon eBay
145-0438Gasket, Mounting - Carburetor1Gasket Amazon eBay
145-0521Tube, Air Intake1Hose Amazon eBay
146-0311Gasket, Carburetor to Adapter2Gasket Amazon eBay
146-0384Gasket, Adapter to Manifold3Gasket Amazon eBay
150-2091Filter, Breather Tube1Air filter Amazon eBay
154-0733Gasket, Carburetor To Adapter1Gasket Amazon eBay $50.00
160-1150Gasket, Breaker Box Mounting1Gasket Amazon eBay
167-0263Spark Plugs2Spark plug Amazon eBay $19.00
167-0291Begin Spec P2Spark plug Amazon eBay
167-1602Cable, Spark Plug2Spark plug Amazon eBay $53.93
168-0187Gasket Kit AJ (Batt Chg)1Gasket Amazon eBay
168-0189Kit, Gasket2Gasket Amazon eBay
191-1532Motor, Starter (Complete) - Begin Spec C variant1Starter Amazon eBay
191-1534Housing, Starter Motor variant1Starter Amazon eBay
191-1567Motor, Starter (Complete) alternate variant1Starter Amazon eBay FridayParts $132.50
191-2255Motor, Starter (Complete)1Starter Amazon eBay FridayParts $175.79
312-0255Capacitor, Ignition Coil Attached to Air Cleaner Support3Air filter Amazon eBay
509-0065Seal, "O" Ring1Seal Amazon eBay
509-01420-Ring1Seal Amazon eBay $19.99
509-0145Seal, O-Ring1Seal Amazon eBay
517-0048Gasket, Base - Oil1Gasket Amazon eBay
517-0120Seal, Valve - Intake (Optional)1Seal Amazon eBay
526-0063Gasket (Fuel Tank)1Gasket Amazon eBay
800-0023Gasket, Manifold to Block1Gasket Amazon eBay
800-0033Support, Air Cleaner Specs B and C + Begin Spec D2Air filter Amazon eBay
101-0432Insert, Valve Seat - Exhaust Standard1Service part / kit Amazon eBay NAPA $10.89
101-0432-02.002" Undersize1Service part / kit Amazon eBay
101-0432-10010" Undersize1Service part / kit Amazon eBay
101-0432-20.020"Undersize1Service part / kit Amazon eBay
101-0432-30030" Undersize1Service part / kit Amazon eBay
102-1220Base, Oil (Includes Parts Marked *)1Service part / kit Amazon eBay
104-0032Gear, Crankshaft1Service part / kit Amazon eBay NAPA $260.36
104-0043Washer,Gear1Service part / kit Amazon eBay
104-0170Screw1Service part / kit Amazon eBay
104-0776*Shim, Crankshaft (.005”)1Service part / kit Amazon eBay
104-0779Gear, Ring Flywheel (Includes Ring Gear Crankshaft)1Service part / kit Amazon eBay
104-1351Splined, 13 Tooth1Service part / kit Amazon eBay
104-1364Crankshaft Related Parts17Service part / kit Amazon eBay
104-14431.125" Diameter Stub x 3" Long - Tapered1Service part / kit Amazon eBay
104-15751.437" Diameter Stub x 3.06" Long - No Taper1Service part / kit Amazon eBay
104-17001.125" Diameter Stub x 2.32" Long - No Taper1Service part / kit Amazon eBay KuduParts $608.00 FridayParts $628.60
105-0332Gear1Service part / kit Amazon eBay NAPA $63.43
105-0402Nub, Governor Cup1Service part / kit Amazon eBay FridayParts $18.99
105-0541Washer, Thrust1Service part / kit Amazon eBay
110-0006BPlug, Welch (1-5/8") Crankshaft Opening1Service part / kit Amazon eBay
110-0539Spring, Valve4Service part / kit Amazon eBay NAPA $320.92
110-0639Lock, Valve Spring8Service part / kit Amazon eBay $60.00 NAPA $77.40
110-0893110-3s55-05 110-3655-?015Service part / kit Amazon eBay
110-0904Rotocap, Exhaust2Service part / kit Amazon eBay NAPA $116.06 FridayParts $124.86
110-1955Valve, Exhaust - All Except Key 32Service part / kit Amazon eBay
110-2274Cover, Valve - LH3Service part / kit Amazon eBay
112-0186Piston (includes pin and retaining rings) - Standard2Service part / kit Amazon eBay $35.00
112-0186-05Piston and Pin .005" Oversize2Service part / kit Amazon eBay
112-0186-10Piston and Pin .010" Oversize2Service part / kit Amazon eBay
112-0186-20Piston and Pin .020" Oversize2Service part / kit Amazon eBay
112-0186-30Piston and Pin .030" Oversize2Service part / kit Amazon eBay
112-0186-40Piston and Pin .040" Oversize2Service part / kit Amazon eBay
112-0229Pin, Piston2Service part / kit Amazon eBay
113-0189Ring, Retaining - Piston (Standard .005" .010" .020" .030" .040" Oversize)2Service part / kit Amazon eBay $49.99
113-0189-05Ring Set, Piston .005" Oversize4Service part / kit Amazon eBay
113-0189-10Ring Set, Piston .010" Oversize4Service part / kit Amazon eBay $74.95
113-0189-20Ring Set, Piston .020" Oversize4Service part / kit Amazon eBay
113-0189-30Ring Set, Piston .030" Oversize4Service part / kit Amazon eBay
113-0189-40Ring Set, Piston .040" Oversize4Service part / kit Amazon eBay
114-0240Rod, Connecting (Standard .010" .020" .030" Undersize)4Service part / kit Amazon eBay
114-0257Ring Set, Piston (Standard .010" .020" .030" Undersize)2Service part / kit Amazon eBay
114-0257-10Rod, Connecting .010" Undersize2Service part / kit Amazon eBay
114-0257-20Rod, Connecting .020" Undersize2Service part / kit Amazon eBay
114-0257-30Rod, Connecting .030" Undersize2Service part / kit Amazon eBay
115-0006Valve, Breather4Service part / kit Amazon eBay NAPA $672.72
115-0006-02.002 Oversize4Service part / kit Amazon eBay
115-0006-05.005 Oversize4Service part / kit Amazon eBay
120-0140Spring, Bypass Valve1Service part / kit Amazon eBay FridayParts $1096.58 SinoCMP $9999.00
120-0398Plunger, Bypass Valve1Service part / kit Amazon eBay
123-1173Guide, Valve Intake - Begin Spec D1Service part / kit Amazon eBay
123-1174Spring, Breather Valve1Service part / kit Amazon eBay
123-1175Reed, Breather Valve1Service part / kit Amazon eBay
123-1402Cap and Indicator, Oil Fill1Service part / kit Amazon eBay
123-1417Filter, Breather Tube1Service part / kit Amazon eBay
123-1612Bracket, Fill Tube - Begin Spec C2Service part / kit Amazon eBay
134-3847Venturi, Blower Wheel1Service part / kit Amazon eBay
134-3864Baffle, Oil Base Air1Service part / kit Amazon eBay
134-4120Guard, Flywheel1Service part / kit Amazon eBay
134-4641Crankshaft (Includes Parts Marked *) .986" Diameter Stub x .84" Long - No Taper1Service part / kit Amazon eBay
140-1661Dashpot - Begin Spec F1Service part / kit Amazon eBay
140-1827Self-Lock, Specs B and C1Service part / kit Amazon eBay
140-1961Flanged, Begin Spec D1Service part / kit Amazon eBay
146-0381Adapter, Carburetor2Service part / kit Amazon eBay
146-0430Manifold, Intake1Service part / kit Amazon eBay
150-0075Pin, Camshaft Center1Service part / kit Amazon eBay
150-0078Ring, Camshaft Center Pin1Service part / kit Amazon eBay
150-1214Spring, Governor1Service part / kit Amazon eBay
150-1345Arm, Governor Control Use with Swivel1Service part / kit Amazon eBay
150-1398Spring, Idle Setting1Service part / kit Amazon eBay
150-1519Hub, Governor Cup1Service part / kit Amazon eBay

Service & wear parts shared with every machine that uses this engine. Confirm the exact part for your serial number.

Aftermarket parts that fit this excavator

60
15351-64600 FridayParts $17.50 15531-64601 FridayParts $23.61 15221-43081 Amazon eBay $37.58 KuduParts $13.00 FridayParts $15.69 R1401-51350 FridayParts $18.85 3Pcs FridayParts $9.90 SinoCMP $36.00 16032-53000 Amazon eBay SinoCMP $45.00 FridayParts $49.92 16032-53001 FridayParts $49.92 16032-53902 SinoCMP $45.00 FridayParts $66.00 16851-52033 FridayParts $20.23 16271-42502 Amazon eBay $20.43 KuduParts $17.00 FridayParts $19.99 16271-42500 KuduParts $17.00 FridayParts $19.99 16241-35070 Amazon eBay $89.01 FridayParts $102.95 1G871-23012 FridayParts $487.00 16292-03310 FridayParts $21.00 16241-97010 FridayParts $26.79 RD101-99900 KuduParts $229.00 FridayParts $239.99 68621-14430 KuduParts $212.00 FridayParts $222.45 RAD130/1 FridayParts $199.99 6865113330 KuduParts $190.00 FridayParts $199.99 PVD-3B-56 KuduParts $449.00 FridayParts $469.99 PVD-3A-50P KuduParts $449.00 FridayParts $469.99 PVD-3B-50P KuduParts $449.00 FridayParts $469.99 PVD-2B-50P KuduParts $449.00 FridayParts $469.99 PVD-2B-50 KuduParts $449.00 FridayParts $469.99 MTM04I FridayParts $1798.59 GM04VA FridayParts $1798.59 RG501-61600 FridayParts $2799.99 RC401-61110 FridayParts $1711.25 3-Year FridayParts $11.99 90038-11120 FridayParts $41.23 16241-35630 KuduParts $106.00 FridayParts $110.99 16241-24110 KuduParts $106.00 FridayParts $110.99 16206-74112 FridayParts $73.99 16206-74110 FridayParts $73.99 36530-55630 FridayParts $72.56 16282-72863 FridayParts $73.99 RC301-42300 FridayParts $496.80 16239-73430 Amazon eBay FridayParts $10.80 1J095-04360 FridayParts $19.99 16241-11770 FridayParts $148.66 1C020-03022 FridayParts $2085.99 16271-56214 FridayParts $57.10 69284-64110 FridayParts $295.99 69284-64112 FridayParts $295.99 RC101-21300 FridayParts $925.98 RC101-21340 FridayParts $925.98 RC108-21300 FridayParts $925.98 1G868-21110 FridayParts $45.91 70000-11081 Amazon eBay $36.31 KuduParts $22.00 FridayParts $24.34 15287-11080 KuduParts $22.00 FridayParts $24.34 16241-23250 Amazon eBay FridayParts $67.99 16241-23280 Amazon eBay FridayParts $44.00 16241-14505 FridayParts $169.58 15707-33750 FridayParts $39.58 BD130-1 KuduParts $190.00 BD1301SA KuduParts $148.00 1529143010 KuduParts $43.00 FridayParts $45.00 1583143380 KuduParts $13.00 FridayParts $15.00 RC208-21904 KuduParts $92.00 FridayParts $94.51 RC208-21903 KuduParts $92.00 FridayParts $94.51

Parts listed by aftermarket suppliers as fitting this excavator — leads compiled from supplier catalogs; verify the exact part for your serial number.

Common questions

What engine does the Kubota KX91-2 use?

The Kubota KX91-2 excavator is powered by the Cummins/Onan B48G engine.

About

Kubota KX91-2 — excavator. Specifications and parts compiled from manufacturer documents.

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Service & wear parts for the Kubota KX91-2.

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