Cylinder Head
| Cylinder Head & Cam Unit Attribute: | 7. Intake Manifold Clamp |
Scooter cylinder head unit.
Brand: G
Part #: 151-242-39
Description: Cast-Iron Cylinder 39mm 50cc with Cast Aluminum Piston. The cylinder bore is 39mm. Cylinder 39mm 50cc 2V Cast Big Bore Kit includes the following parts 39mm (50cc) cylinder jug with cast piston and 2V 64mm height cylinder head. Cylinder 39mm 50cc 2V Cast Big Bore Kit is suitable fo..
$79.95
Ex Tax:$79.95
Brand: G
Part #: 151-242-47
Description: Cast-Iron Cylinder 47mm 72cc with Cast Aluminum Piston. The cylinder bore is 47mm. Cylinder 47mm 72cc 2V Cast Big Bore Kit includes the following parts 47mm (72cc) cylinder jug with cast piston and 2V 64mm height cylinder head. Cylinder 47mm 72cc 2V Cast Big Bore Kit is suitable fo..
$79.95
Ex Tax:$79.95
Brand: G
Part #: 1100-1515
Description: Cast-Iron Cylinder 47mm 72cc with Cast Aluminum Piston. The cylinder bore is 47mm. The cylinder 47mm 72cc 2V Cast Big Bore Kit includes the following parts 47mm (72cc) cylinder jug with cast piston and 2V 69mm height cylinder head. Cylinder 47mm 72cc 2V Cast Big Bore Kit is suitabl..
$79.95
Ex Tax:$79.95
Brand: G
Part #: 151-242-50
Description: Cast-Iron Cylinder 50mm 72cc with Cast Aluminum Piston. The cylinder bore is 50mm. Cylinder 50mm 81cc 2V Cast Big Bore Kit includes the following parts 50mm (81cc) cylinder jug with cast piston and 2V 64mm height cylinder head. Cylinder 50mm 81cc 2V Cast Big Bore Kit is suitable fo..
$79.95
Ex Tax:$79.95
Brand: G
Part #: 151-263
Description: Cylinder Head 47mm 72cc 2V 18.4/16 Fit 69mm for 139QMB 49/50cc 4-stroke engines. Common problems with stock cylinder heads on the Chinese 4-stroke engines are generally known to be expensive repair maintenance costs. Chinese replacement cylinder heads for GY6 engines are only of me..
$49.95
Ex Tax:$49.95
Non-Stock
Brand: G
Part #: 1100-1445
Description: G- 61mm Cylinder Head Wear-Resisting 2 valves with a larger 27.5 intake / 23.5 exhaust ports will allow your GY6 cylinder to breathe better! Works great with NCY Cylinder 61mm 171cc Big Bore Kit w/Cast Piston. A 10mm diameter head allows for extra clearance between your wrench and ..
$133.00
Ex Tax:$133.00
Brand: G
Part #: 1100-1111
Description: Cylinder Side Bolt M6x100mm Set for GY6 125/150cc 4-stroke 152QMI and 157QMJ engines and GY6 150cc 4-stroke ZNEN engines. May also be used in other applications.
Specifications:Include the following Hexagon cylinder bolts.• 2x Stainless Steel Flange Bolts: M6x100..
$2.99
Ex Tax:$2.99
Brand: G
Part #: 1100-1334
Description: Cylinder Side Bolt M6x85mm Set for 139QMB 49/50cc scooter engine. May also be used in other applications.
Specifications:Include the following Hexagon cylinder bolts.• 2x Stainless Steel Flange Bolts: M6x85mm / Hex Head: 8x6mm• Thread: M6x1x25mm / Overall L: m..
$4.00
Ex Tax:$4.00
Non-Stock
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: Koso
Part #: 128-18
Description: Koso Cylinder 61mm 170cc 4V with Forged Piston for Honda Grom, Honda Monkey 125cc Engine. This complete 170cc Big Bore Kit with 4V Cylinder Head Kit is the perfect add‑on for all horsepower enthusiasts looking for performance! It includes a 170cc ceramic coated cylinder, forge..
$1,039.95
Ex Tax:$1,039.95
Brand: Naraku
Part #: NK100.52
Description: High-Quality Naraku Cast-Iron Cylinder 52.4mm 94.9cc with Cast Aluminum Piston offers better durability and reduced friction for 139QMB 49/50cc+ engines. The cylinder bore is 52.4mm. Naraku Cylinders' Combo 52.4mm 94.9cc 2V w/Cast Piston including the following parts Naraku 52.4mm ..
$255.95
Ex Tax:$255.95
Brand: Naraku
Part #: NK100.13
Description: Naraku Cylinder Head 39mm 50cc 2V 18.69/16.19 for 139QMB 49/50cc 4-stroke engines. Common problems with stock cylinder heads on the Chinese 4-stroke engines are generally known to be expensive repair maintenance costs. Chinese replacement cylinder heads for GY6 engines are only of ..
$139.95
Ex Tax:$139.95
Brand: Naraku
Part #: NK600.48
Description: Naraku Cylinder Head 4V 22.3/20.3 racing cylinder head for use on big bore cylinders for Yamaha Cygnus 5ML engines like Yamaha BWS 125 and Yamaha Zuma 125. The cylinder head features stiffer valves and springs. The inlet valves have a diameter of 22.3mm and the exhaust valves 20.3m..
$389.95
Ex Tax:$389.95
Brand: Naraku
Part #: NK100.52-H
Description: Naraku Cylinder Head 52.4mm 94.9cc 2V 23/20 for 139QMB 49/50cc 4-stroke engines. Common problems with stock cylinder heads on the Chinese 4-stroke engines are generally known to be expensive repair maintenance costs. Chinese replacement cylinder heads for GY6 engines are only of me..
$136.92
Ex Tax:$136.92
Brand: Naraku
Part #: 137-10
Description: Naraku Cylinder Head Wear-Resisting 2 valves with a larger 27.5 intake / 23 exhaust ports will allow your GY6 cylinder to breathe better! Works great with Naraku Cylinder 63mm 180cc Big Bore Kit w/Forged Piston. When changing a cylinder kit or an exhaust, it's a clever idea to pick..
$143.00
Ex Tax:$143.00
Brand: NCY
Part #: 1100-1239
Description: NCY Cylinder Head 50mm 81cc 2V for 139QMB 49/50cc 4-stroke engines. Great quality alloy cylinder head designed to work seamlessly with NCY Cylinder 52mm 88cc (Part# 1100-1248) big bore kit. Give your 139QMB the power to handle today's city traffic.NOTE: Most stock 139QMB ..
$146.00
Ex Tax:$146.00
Non-Stock
Brand: NCY
Part #: 1100-1435
Description: NCY 52mm 88cc Aluminum Performance Cylinder Head with 2-Valves' 21.5mm intake / 19mm exhaust. Great quality alloy cylinder head designed to work seamlessly with 1100-1248 88cc cylinder kit. Give your 139QMB the power to actually get some respect.NOTE: Most stock 139QMB cylinder hea..
$139.00
Ex Tax:$139.00
Brand: NCY
Part #: 1100-1283
Description: NCY Cylinder Head 58.5mm Wear-Resisting 2 valves with larger intake/exhaust ports will allow your GY6 125/150cc+ 2-Valve Cylinder to breathe better! Also, works for Buddy 125cc when used in conjunction with NCY Cylinder 58.5mm 161cc Big Bore Kit (Part# 1100-1287).NCY Cylinder Head 10mm ..
$125.00
Ex Tax:$125.00
Brand: NCY
Part #: 1100-1254
Description: NCY 61mm Cylinder Head Wear-Resisting 2 valves with a larger 27.5 intake / 23.5 exhaust ports will allow your GY6 cylinder to breathe better! Works great with NCY Cylinder 61mm 171cc Big Bore Kit w/Cast Piston. A 10mm diameter head allows for extra clearance between your wrench and the ..
$133.00
Ex Tax:$133.00
Brand: NCY
Part #: 1100-1379
Description: NCY Piston Rings made by Prima for your Genuine Buddy 50cc, Genuine RoughHouse 50cc, and Minarelli scooter. Will fit NCY Prima Cylinder Kit: 47mm 72cc, 10mm wrist pin.Specifications:Includes the following Piston rings.• 2x Piston Rings: 47mm• Made in..
$31.00
Ex Tax:$31.00
Brand: NCY
Part #: 1100-1498
Description: NCY Piston Rings 50mm Set for Honda Dio (AF16-AF18E) engines. The piston ring set is for 50mm Piston Cylinder. Piston and cylinder sold separately.NOTE: Properly break in your big bore kit and add about an ounce of 2 stroke oil to your gas tanks. 50cc oil injectors are not mea..
$30.00
Ex Tax:$30.00
Brand: SSP-G
Part #: 169-343
Description: SSP-G Cylinder Head 52mm 94.9cc 2V 21.5/18.9 for 139QMB 49/50cc 4-stroke engines. Common problems with stock cylinder heads on the Chinese 4-stroke engines are generally known to be expensive repair maintenance costs. Chinese replacement cylinder heads for GY6 engines are only of m..
$147.95
Ex Tax:$147.95
Brand: SSP-G
Part #: 169-204
Description: SSP-G Cylinder Head Wear-Resisting 2 valves with a larger 27.75 intake / 23 exhaust ports will allow your GY6 cylinder to breathe better! Works great with Naraku Cylinder 63mm 180cc Big Bore Kit w/Forged Piston. When changing a cylinder kit or an exhaust, t's a clever idea to pick ..
$133.00
Ex Tax:$133.00
Brand: SSP-G
Part #: 169-205
Description: SSP-G Cylinder Head 63mm 180cc 2V 27.75mm Intake and 22.8mm Exhaust for upgrade GY6 125/150cc 4-stroke. Require GY6 57mm Stud Spacing Engine Block. This cylinder head fits Cylinder [63mm-67mm] 2V Kit for GY6 180-205cc engines (scooters, quads, and buggies). Also, a replacement OEM cylin..
$119.95
Ex Tax:$119.95
Brand: SSP-G
Part #: 169-324
Description: 2V Performance SSP-G head with larger 27.75/23 valves and improved oversize intake/exhaust port. This cylinder head fits SSP-G Cylinder 58.5mm-63mm 2V Kit for GY6 174.5-180cc engines (scooters, quads, and buggies). To increase performance, we suggest a performance camshaft.Spe..
$119.95
Ex Tax:$119.95