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Valves \ Springs


Camshaft & Valve Attribute:
1.    Camshaft
2.    Camshaft & Valvetrain Assembly
3.    Camshaft Stopper Plate
4.    Rocker Arm Shaft (inlet)
5.    Rocker Arm Shaft (outlet)
6.    Rocker Arms
7.    Rocker Arms Assembly
8.    Valve (Intake)
9.    Valve (Exhaust)

10.    Valve Adjusting M5x0.50 Tappet  
11.    Valve Adjusting M9x5 Nuts
12.    Valve Assembly
13.    Valve Keepers
14.    Valve Seals
15.    Valve Spring Retainers
16.    Valve Spring Seat
17.    Valve Spring Set
18.    Valve Springs (inner)
19.    Valve Springs (outer)


Scooter Cylinder Head Valves Set intake/exhaust.

Brand: G Part #: 151-80
Description: Performance Valve Exhaust 2V 16mm intake valve. This Valve Exhaust 2V 16 fits cylinder head 39mm 2V for 139QMB 49/50cc engines (scooters, quads, and buggies).NOTE: This valve is ONLY for 64mm valves length cylinder head 39mm 2V. Use in conjunction with a 64mm&nb..
$7.99
Ex Tax:$7.99
Brand: G Part #: 151-246
Description: Performance Valve Exhaust 2V 16mm intake valve. This Valve Set 2V 16 fits cylinder head 39mm 2V for 139QMB 49/50cc engines (scooters, quads, and buggies).NOTE: This valve set is ONLY for 69mm valves length cylinder head 39mm 2V. Use in conjunction with a 69mm&nb..
$7.99
Ex Tax:$7.99
Brand: G Part #: 151-112
Description: Valve Guide Set for 139QMB 49/50cc+ and GY6 125/150cc+ 2-Valve.Specifications: Include the following Valve guide set.•    2x Valve Guide Set L: 31mm•    Fit Rocker Arm Assembly: 54mm, 57mm, 64mm, 69mm / Feeler Gauge: .004in / ...
$9.95
Ex Tax:$9.95
Brand: G Part #: 151-79
Description: Performance Valve Intake 2V 18.4mm intake valve. This Valve Intake 2V 18.4 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 6..
$7.99
Ex Tax:$7.99
Brand: G Part #: 151-245
Description: Performance Valve Intake 2V 18.4mm Fit 69mm. This Valve Set 2V 18.4 fits cylinder head 39mm 2V for 139QMB 49/50cc engines (scooters, quads, and buggies).NOTE: This valve is ONLY for 69mm valves length cylinder head 39mm 2V. Use in conjunction with a 69mm ro..
$7.99
Ex Tax:$7.99
Brand: G Part #: 164-172
Description: Valve Keeper Set for 139QMB 49/50cc+ and GY6 125/150cc+ 2-Valve.Specifications: Include the following Valve keeper set.•    1x Valve Keeper Set (2-Pieces)•    Fit Rocker Arm Assembly: 54mm, 57mm, 64mm, 69mm / Feeler Gauge:..
$1.99
Ex Tax:$1.99
Brand: G Part #: 164-177
Description: Valve Seal for 139QMB 49/50cc+ engines, 4-stroke GY6 125/150cc+ engines, ZNEN engines, and 250cc 4-stroke water-cooled CN250 172mm engines. It can handle higher temperatures and have better wear resistance. OEM-quality valve stem oil seal made by Taiwanese and Japanese ma..
$4.95
Ex Tax:$4.95
Brand: G Part #: 151-79-80
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 ..
$15.95
Ex Tax:$15.95
Brand: G Part #: 151-245-6
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 69mm valves length cylinder head 39mm 2V. Use in conjunction with a..
$15.95
Ex Tax:$15.95
Brand: G Part #: 151-239
Description: Valve Set 2V 18.4/16 Kit for upgrade 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 leng..
$24.00
Ex Tax:$24.00
Brand: G Part #: 151-262
Description: Valve Set 2V 18.4/16 Kit Fit 69mm for upgrade 139QMB 49/50cc engines (scooters, quads, and buggies). NOTE: This valve set is ONLY for 69mm valves length cylinder head 39mm 2V. Use in conjunction with a 69mm rocker arm 2V ONLY (will not fit 64mm). For 64mm valve lengt..
$25.95
Ex Tax:$25.95
Brand: G Part #: 164-175
Description: Valve Spring 2V Inner Set for 139QMB 49/50cc+ and GY6 125/150cc+ 2-Valve Cylinder/Head.Specifications: Include the following Valve spring inner set.•    2x Valve Spring Inners ID: 12.25mm / L: 32.5mm / W: 16.09mm / Thick: 1.96mm •    Material..
$10.00
Ex Tax:$10.00
Brand: G Part #: 1100-1077
Description: Valve Spring 2V Outer Set  for 139QMB 49/50cc+ and GY6 125/150cc+ 2-Valve Cylinder/Head.Specifications: Include the following Valve spring outer set.•    2x Valve Spring Outers ID: 17.20mm / L: 35.6mm / W: 22.5mm / Thick: 2.9mm•    Material: ..
$10.00
Ex Tax:$10.00
Brand: G Part #: 1100-1077-8
Description: Valve Spring 2V Set for 139QMB 49/50cc+ and GY6 125/150cc+ 2-Valve Cylinder/Head.Specifications: Include the following Valve springs set.•    2x Valve Spring Inners ID: 12.25mm / L: 32.5mm / W: 16.09mm / Thick: 1.96mm •    2x Valve Spring Out..
$19.95
Ex Tax:$19.95
Brand: G Part #: 164-295
Description: Valve Spring Assembly Set 2-Valve 27.75mm Intake and 23mm Exhaust for upgrade GY6 125/150cc 4-stroke. NOTE: Use a feeler gauge to check the gap and assure a fair gauge grip at 0.004 for the intake-valve-to-tappet and .005 for exhaust-valve-to-tappet. For reassur..
$26.95
Ex Tax:$26.95
Brand: G Part #: 1100-1079
Description: Valve Spring Retainer 2V Se for 139QMB 49/50cc+ and GY6 125/150cc+ 2-Valve. These retainers are replacement stock metal retainers. Sold as a set of two, intake and exhaust pairs.Specifications: Include the following Valve spring retainer set.•    2x Valve Spring Reta..
$3.00
Ex Tax:$3.00
Brand: G Part #: 169-420
Description: Valve Spring Retainers Titanium 2V for 139QMB 49/50cc+ and GY6 125/150cc+ 2-Valve. These are made out of lightweight and high-strength titanium. The light weight of the retainers reduces the strain caused by heavier stock steel valve spring retainers on your GY6 engine. The st..
$34.95
Ex Tax:$34.95
Brand: G Part #: 151-107
Description: Valve Spring Shim 22mm 2V Set aka valve spring washer or seat for 139QMB 49/50cc+ and GY6 125/150cc+ 2-Valve.Specifications: Includes the following Valve spring shims.•    2x Valve Spring Shims ID: 16.75mm / OD: 22mm / Thick: 0.25mm•    Fit Rocker Arm Assem..
$3.95
Ex Tax:$3.95
Brand: G Part #: GY6VST
Description: Valve Spring Tool makes changing valves spring safer, faster, and easier than the compress clamp down old method for 139QMB 49/50cc and GY6 125/150cc cylinder head.Specifications: Includes the following Mat, and Compression rods.•    1x Rubber Base Mat•  &n..
$14.95
Ex Tax:$14.95
Brand: Hoca Part #: 169-416
Description: Hoca Valve Seal 4V Set for 4-stroke GY6 125/150cc+ 4-Valve engines. It can handle higher temperatures and have better wear resistance. OEM-quality valve stem oil seal made by Taiwanese and Japanese manufacturers. Set of 4 valve seals for 4-valve cylinder head. Excess..
$8.99
Ex Tax:$8.99
Hoca Valve Set 2V 21.5/19 (139QMB) Hoca Valve Set 2V 21.5/19 (139QMB)
Non-Stock
Brand: Hoca Part #: 169-381
Description: Performance Hoca Valve Set 2V larger 21.5mm intake / 19mm exhaust valve. This Hoca Valve Set 2V 21.5/19 fits cylinder head 39mm 2V for 139QMB 81-88cc engines (scooters, quads, and buggies). NOTE: Use in conjunction with a 64mm cylinder head 2V and 64mm rockerarm 2V O..
$22.50
Ex Tax:$22.50
Brand: Hoca Part #: 169-356
Description: Hoca Valve Set 4V 21.5/19 for GY6 125/150cc 4-stroke engine.Specifications: Include the following Valve set.•    4x Valves: 21.5x83mm Intake / 19x84mm Exhaust / Stems: 5mm•    Made in Taiwan•    Fit Valve Springs: 4V / Keepers: 4V / Retainers..
$59.95
Ex Tax:$59.95
Brand: Naraku Part #: NK101.45
Description: Naraku Valve Seal for 139QMB 49/50cc+ engines, 4-stroke GY6 125/150cc+ engines, ZNEN engines, and 250cc 4-stroke water-cooled CN250 172mm engines. It can handle higher temperatures and have better wear resistance. OEM-quality valve stem oil seal made by Taiwanese and Japa..
$9.95
Ex Tax:$9.95
Brand: NCY Part #: 1100-1257
Description: High-performance racing valves from NCY. These are a must for any serious tuner. With stainless construction and level seats, these scream quality and performance right out of the box.Specifications:Include the following Valve set.•    2x Valves: 27.5x65.75mm Intake / 23x..
$33.00
Ex Tax:$33.00
Brand: NCY Part #: 1100-1284
Description: High-Performance NCY Valve Springs 11,000 RPM 2-Valve Electroplated Titanium for 139QMB 49/50cc+ and GY6 125/150cc+ 2-Valve Cylinder/Head.Specifications: Include the following Valve springs set.•    2x Valve Spring Inners ID: 12.25mm / L: 32.5mm / W: 16.09mm / Thick:..
$22.95
Ex Tax:$22.95
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