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Mugen Ninja Piston/Sleeve 7P 21R Mugen Ninja JX21 Crankshaft (DLC Coated)
List Price: $206.00
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List Price: $160.00
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Mugen Ninja Piston/Sleeve 7P 21R

Mugen replacement main engine crankshaft for the Ninja JX21 B01 off-road engines.

Mugen Ninja JX21 Complete Piston/Sleeve Mugen Ninja JX21 Carburetor
List Price: $160.00
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List Price: $140.00
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Mugen Ninja JX21 Complete Piston/Sleeve Mugen Ninja JX21 Carburetor
Mugen Ninja JX21 Cooling Head Mugen Ninja JX21 Carburetor Body
List Price: $100.00
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List Price: $80.00
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Mugen Ninja JX21 Cooling Head Mugen Ninja JX21 Carburetor Body
Mugen Ninja JX21 Manifold C-Type Mugen Ninja JX21 Manifold L-Type
List Price: $65.00
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List Price: $65.00
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Mugen C-Type manifold for the Ninja JX21 B01 engine.

Mugen L-Type manifold for the Ninja JX21 B01 engine.

Mugen Aluminum 1-Piece Engine Mount Prospec Mugen Ninja JX21 Turbo Head Button
List Price: $60.50
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List Price: $55.00
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Mugen replacement one piece engine mount for the MBX5 Prospec.

 		Mugen replacement turbo button head for the Ninja .21 engines.
Mugen Ninja JX21 14x25.4x6mm Rear Ball Bearing Mugen Ninja JX21 Conrod
List Price: $58.00
Our Price: $39.95
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List Price: $50.00
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Mugen Ninja JX21 14x25.4x6mm Rear Ball Bearing Mugen Ninja JX21 Conrod
Mugen Ninja JX21 7x19x6mm Front Ball Bearing Mugen Ninja JX21 Rear Cover
List Price: $24.00
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List Price: $18.00
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Mugen Ninja JX21 7x19x6mm Front Ball Bearing Mugen Ninja JX21 Rear Cover
Mugen Thrust Bearing 10x5x4 MR Mugen Ninja JX21 6.5mm Carburetor Air Reducer
List Price: $16.50
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List Price: $16.00
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Mugen Thrust Bearing 10x5x4 MR

Mugen 6.5mm carburetor restrictor for the Ninja JX21 engine.

Mugen Ninja JX21 7.0mm Carburetor Air Reducer Mugen Ninja JX21 8.0mm Carburetor Air Reducer
List Price: $16.00
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Mugen 7.0mm carburetor restrictor for the Ninja JX21engine.

Mugen 8.0mm carburetor restrictor for the Ninja JX21engine.

Mugen Ninja JX21 9.0mm Carburetor Air Reducer Mugen Carburetor Bushing: JX21B01
List Price: $16.00
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List Price: $14.00
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Mugen 9.0mm carburetor restrictor for the Ninja JX21engine.

 		Mugen Carburetor Bushing: JX21B01
Mugen Ninja JX21 6.0mm Carburetor Air Reducer Mugen Ninja JX21 Base Speed Adjusting Screw
List Price: $16.00
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List Price: $15.00
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Mugen 6.0mm carburetor restrictor for the Ninja JX21 engine. Mugen replacement carburetor base speed adjusting screw for the Ninja JX21 engine.
Mugen Ninja JX21 Base Speed Needle Mugen Ninja JX21 Uniball Joint
List Price: $14.00
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List Price: $12.00
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Mugen Ninja JX21 Base Speed Needle

Mugen replacement carburetor barrel uniball joint for the Ninja .21/.28 engines.

Mugen Ninja JX21 Fuel Intake Body Mugen : JX Glow Plug Turbo P6 Hot: Ninja, OS
List Price: $12.00
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Mugen replacement carburetor high speed needle housing and fuel intake for the Ninja JX21 engine.

Mugen : JX Glow Plug Turbo P6 Hot: Ninja, OS
Mugen JX "Turbo" P3 Glow Plug (Ultra Hot) Mugen JX "Turbo" P4 Glow Plug (Super Hot)
List Price: $12.00
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Mugen JX "Turbo" P3 Glow Plug (Ultra Hot) Mugen JX "Turbo" P4 Glow Plug (Super Hot)
Mugen JX Glow Plug Turbo P5 Ultra Hot: Ninja, OS Mugen Ninja JX21 Carburetor Retainer
List Price: $12.00
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List Price: $11.00
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Mugen JX "Turbo" P5 Glow Plug (Ultra Hot)

Mugen replacement carburetor retaining pin for the Ninja JX21 engine.

Mugen Ninja JX21 Full Speed Needle Mugen Engine Nut (MRX/MTX)
List Price: $10.00
Our Price: $7.95
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List Price: $9.50
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Mugen Ninja JX21 Full Speed Needle Mugen Engine Nut (MRX/MTX)
Mugen Engine Nut (SG) MBX-5/MBX-5R/X6/X6T Mugen Engine Mount Screws/Washers MBX-4 (4)
List Price: $9.50
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List Price: $7.00
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Mugen Engine Nut MBX-5/MBX-5R/X6/X6T Mugen Engine Mount Screws/Washers MBX-4 (4)
Mugen Ninja JX21 Head Shim Set (.1 & .2mm) Mugen Ninja JX21 Duster Protection Rubber
List Price: $7.50
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Mugen head shim set for the Ninja JX21 B01 engine.

Mugen Ninja JX21 Duster Protection Rubber
Mugen Ninja JX21 Idling Adjusting Screw Mugen Ninja JX21 Fuel Intake Nipple
List Price: $7.50
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Mugen Ninja JX21 Idling Adjusting Screw Mugen Ninja JX21 Fuel Intake Nipple
Mugen Ninja JX21 Piston Pin Mugen Ninja JX21 O-Ring Needle Set (6)
List Price: $7.00
Our Price: $5.45
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List Price: $5.00
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Mugen replacement piston retaining pin for the MR Ninja JX21 engine.

Mugen Ninja JX21 O-Ring Needle Set (6)
   
 
 
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