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Replacement .21 engine case for the Ultimate Racing M-3X 2.0 Nitro Engine. (M-3X V2) (UR3411-2)
ULTIMATE RACING

Ultimate Racing Crank Case (MXRv2/MXR/MXS/M3X/M3T)

Part # UR3411-3 UPC 8435127324852 Write a Review
$159.99

MAP: $159.99

In stock Same-day shipping on weekday orders
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This is the replacement .21 engine case for the Ultimate Racing engines (MXRv2/MXR/MXS/M3X/M3T)

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