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Engine, QMA/USAC - GX120, Stage 3
Engine, QMA/USAC - GX120, Stage 3

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Our Price: $1,105.00

Stock Status:(Out of Stock)
Part #: QMA-GX120-S3

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Heavy Packge (includes GX160 Carb, 140 Springs) [+$4.8]

Description -
Stage 2 Motor that is completely disassembled, inspected, parts replaced if needed, and reassembled with special attention to insure maximum performance. Special attention is paid to the crankshaft, head, and cam specs ( replaced if it does not meet NR specs). Carb replaced with selected (Thai or Japanese) carb and is flowed and all external settings adjusted to produce best power. Motor is run on dyno for a minimum of 2 hours. All major specifications check to QMA). Most HP & Torque possible using QMA specs.

All stage 3 engines are fully dyno tuned. Includes air filter adapter, Filter, and NR Billet Linkage.


These are UT3 Engines. Currently waiting for Rule Clarifications from QMA/USAC

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