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G- Valve Set 2V 18.4/16 (139QMB)

G- Valve Set 2V 18.4/16 (139QMB)
G- Valve Set 2V 18.4/16 (139QMB)
G- Valve Set 2V 18.4/16 (139QMB)
G- Valve Set 2V 18.4/16 (139QMB)

Description: Performance Valve Set 2V 18.4mm intake / 16mm exhaust valve. This Valve Set 2V 18.4/16 fits cylinder head 39mm 2V for 139QMB 49/50cc engines (scooters, quads, and buggies).

NOTE: This valve set is ONLY for 64mm valves length cylinder head 39mm 2V. Use in conjunction with a 64mm rocker arm 2V ONLY (will not fit 69mm). For 69mm valve length set see Part# 151-245-6.


Includes the following Valve Set.

•    2x Valves: 18.4x64mm Intake / 16x64mm Exhaust / Stems: 5mm
•    Fit Valve Springs: 2V / Keepers: 2V / Retainers: 2V / Seals: 2V Shims: 2V / Socket: Valve Tool
•    Fit Rocker Arm Assembly: 64mm Feeler Gauge: .004in / .005in / Socket: 9mm
•    Fit 50mm Stud Spacing /Diagonal 70.5mm
•    Fit Cylinder 39mm to 52mm

•    Fit 64mm Cylinder Head: 39mm 2V
•    Fit Dowel Pin Set (8x14mm)
•    Fit QMB 49/50cc+ 2V

Supported Models: 139QMB 49cc-50cc engines, Baja SC50, Boreem (BMS) 50, Filly 50, Kymco 50, Panterra 50, Qingqi 50, QLink 50, Roketa 50, SUNL 50, SYM 50, Tank 50, TaoTao 50, and virtually any other scooter engine with these measurements.

Item Weight & Package Dimensions:
•    0.12 pounds | 4" (L) x 3.625" (W) x 1.06" (H)

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G- Valve Set 2V 18.4/16 (139QMB)
  • Stock: 40
  • Part #: 151-79-80
Sold: 0
Views: 2812
Ex Tax: $15.95
Price in reward points: 16