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The Menace85 SS Engine! Upgrades: 52mm Bore x 40mm Stroke CNC Smolik Head Balanced Crank Optional: Porting the cylinder, cleaning up the ports, and adjusting port timing. Additional 2-4 week lead time. Important Notes All engines are shipped with large squish (1.0-1.4mm) to ensure safety when first tuning. You may adjust squish for increased power but be aware this will cause extra wear and tear on the bottom end. DO NOT go below 0.8mm squish.
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🇺🇸 Ship from USA · On Agora since 2025
$285.00