Stage 2 Performance Kit – Genuine Buddy 50 / RoughHouse 50

Description

Max out your Genuine 50cc scooter with this complete Stage 2 Performance Kit. Building on the Stage 1 foundation, this kit adds the Malossi 70cc iron big bore cylinder upgrade for serious gains on both the top and bottom end. All components are tuned to work together as a system, and purchasing as a kit saves 10% versus buying the parts individually.

Voids factory warranty. For off-road and closed-course competition use only. Not EPA or CARB compliant. Not legal for use in California on pollution-controlled vehicles. Check local laws before installing.
Note: This kit requires exhaust gasket SKU 0500-1008 — sold separately.

Kit Contents

• PE32 — NCY Performance Pipe | Genuine Buddy 50, RoughHouse
• 1200-1053 — NCY 1500 RPM Compression / Contra Spring | 139QMB
• M 317083 — Malossi 70cc Iron Cylinder Kit | Minarelli / Buddy 50 / Zuma 50
• Roll16x13 — Prima Roller Weight Set (16x13mm, 6.0g, 6 pcs)
• Jetkh1 — Keihin PB Main Jets | 95, 100, 105
• Jetkh2 — Keihin Idle Jet | 42

Specifications

• Big Bore Displacement: 70cc (Malossi iron cylinder)
• Exhaust: NCY performance expansion pipe
• Contra Spring: NCY 1500 RPM
• Roller Weights: 16x13mm, 6.0g (6 pcs)
• Jet Kit: Keihin PB main jets 95/100/105 + idle jet 42
• Required Separately: Exhaust gasket SKU 0500-1008
• Kit Savings: 10% vs. individual part pricing

Compatibility

• Genuine Buddy 50 (all years)
• Genuine RoughHouse 50
• Genuine Black Cat 50
• Genuine Rattler 50
• Other Minarelli-style 50cc scooters with 139QMB / Minarelli horizontal engines

Voids factory warranty. For off-road and closed-course competition use only. Not EPA or CARB compliant. Not legal for use in California on pollution-controlled vehicles. Check local laws before installing.

Jets | 95, 100, 105

Specifications

• Big Bore Displacement: 70cc (Malossi iron cylinder)
• Exhaust: NCY performance expansion pipe
• Contra Spring: NCY 1500 RPM
• Roller Weights: 16x13mm, 6.0g (6 pcs)
• Jet Kit: Keihin PB main jets 95/100/105 + idle jet 42
• Required Separately: Exhaust gasket SKU 0500-1008
• Kit Savings: 10% vs. individual part pricing

Compatibility

• Genuine Buddy 50 (all years)
• Genuine RoughHouse 50
• Genuine Black Cat 50
• Genuine Rattler 50
• Other Minarelli-style 50cc scooters with 139QMB / Minarelli horizontal engines

California Prop 65 Warning: www.p65warnings.ca.gov