Skip to content

Free shipping on online orders over $150*

Brands
Shop
- Dirt Gear
  
  Helmets
  Jerseys
  Pants
  Boots
  Goggles
  Gloves
  Protection
  Farm Helmets
  Dirt Clearance
  Fox Clearance
- Road Gear
  
  Boots
  Communication
  Gloves
  Helmets
  Helmet-Adventure
  Jackets
  Pants
  Protection
  Thermal
  Race Suits
  Road Clearance
- MTB - Bicycle Gear
  
  Gloves
  Helmets
  Jerseys
  Pants/Shorts
  Protection
  Shoes / Socks
- Casual
  
  Hats
  Tops - Mens
  Tops - Womens
  Pants - Mens
  Pants - Womens
  Youth
  Accessories
  Merchandise
- Hard Parts
  
  Brakes/Rotors
  Chains
  Carburetor/Jets
  Dirt Plastics
  Electrical
  Engine
  Exhausts
  Lights
  Sprockets
  Suspension Shocks
  Wheels/Rims
  Yamaha Genuine Parts
- Handlebar/Control
  
  Bar Pads
  Dirt Grips
  Foot Pegs
  Handle Bars
  Hand Guards
  Levers
  Mirrors
  Mounts/Cases
  Road Grips
- Accessories
  
  ATV Accessories
  Dirt Accessories
  Graphics/Decals
  Lifts/Stands
  ROV/SXS Accessories
  Road Accessories
  Security
- Workshop
  
  Air/Oil Filters
  Batteries/Chargers
  Bike Stands/Lifts
  Cleaners and Oils
  Spark Plugs
  Tools
  Wheel
- Luggage
  
  Accessories
  Backpacks
  Gear Bags
  Hydration
  Side Cases
  Tail Packs
  Tank Bags
  Top Boxes
  For Tenere 700
- Tyres
  
  ATV
  Bicycle/MTB/Ebike
  Dirt
  Adventure/Trail
  Race/Slick
  Road
  Tubes
- Generators
  
  Inverter
  Conventional
Yamaha Road
Yamaha Dirt
E Bikes
Used Motorcycles

Facebook
Instagram
YouTube

Brands
Shop
Yamaha Road
Yamaha Dirt
E Bikes
Used Motorcycles

Search

Item added to your cart

Collection: Engine

Sort by:

1675 products

Filter:

Availability (0)

Availability

In stock (1049 products)
Out of stock (701 products)

In stock (1049 products)
Out of stock (701 products)

Price

The highest price is $3,659.99

$

From

To

Size (0)

Size

Piston A (Standard) (228 products)
Piston B (+0.01mm) (188 products)
Piston C (+0.02mm) (9 products)
Piston Oversize (+0.25mm) (1 product)
Piston Oversize (+0.50mm) (20 products)
Piston Oversize (+0.60mm) (1 product)
Piston Oversize (+1.00mm) (10 products)
Piston Oversize (+1.10mm) (1 product)
Piston Oversize (+1.50mm) (3 products)
Piston Oversize (+2.00mm) (3 products)
Piston Oversize (+2.10mm) (1 product)
Piston Oversize (+2.50mm) (1 product)
Piston Oversize (+3.00mm) (1 product)
Piston Oversize (+4.00mm) (2 products)
Piston Oversize (+5.50mm) (1 product)

Piston A (Standard) (228 products)
Piston B (+0.01mm) (188 products)
Piston C (+0.02mm) (9 products)
Piston Oversize (+0.25mm) (1 product)
Piston Oversize (+0.50mm) (20 products)
Piston Oversize (+0.60mm) (1 product)
Piston Oversize (+1.00mm) (10 products)
Piston Oversize (+1.10mm) (1 product)
Piston Oversize (+1.50mm) (3 products)
Piston Oversize (+2.00mm) (3 products)
Piston Oversize (+2.10mm) (1 product)
Piston Oversize (+2.50mm) (1 product)
Piston Oversize (+3.00mm) (1 product)
Piston Oversize (+4.00mm) (2 products)
Piston Oversize (+5.50mm) (1 product)

Product type (0)

Product type

BEARINGS (1 product)
Boyesen (11 products)
Clutch Gaskets (49 products)
Complete Engine Rebuild Kits (94 products)
Conrod Kits (75 products)
Cylinders (31 products)
Drive Belts (57 products)
Driveshaft Housing Seal Kits (4 products)
ENGINE (41 products)
Engine Complete Gaskets (320 products)
Engine Top End Gaskets (296 products)
Engine Valves (64 products)
Exhaust Gaskets (4 products)
GASKETS (1 product)
Ignition Gaskets (30 products)
Injector Throttle Body O-Ring Kits (6 products)
Intercom Parts (1 product)
Jet Pump Seal Kits (5 products)
Miscellaneous parts (1 product)
Oil Seals (36 products)
Other Gaskets (4 products)
Piston Circlips (7 products)
Piston Kits (292 products)
Piston Needle Bearings (22 products)
Piston Rings (20 products)
Power Valve Gasket Kits (4 products)
Top End Engine Rebuild Kits (94 products)
Water Pump Rebuild Kits (105 products)

BEARINGS (1 product)
Boyesen (11 products)
Clutch Gaskets (49 products)
Complete Engine Rebuild Kits (94 products)
Conrod Kits (75 products)
Cylinders (31 products)
Drive Belts (57 products)
Driveshaft Housing Seal Kits (4 products)
ENGINE (41 products)
Engine Complete Gaskets (320 products)
Engine Top End Gaskets (296 products)
Engine Valves (64 products)
Exhaust Gaskets (4 products)
GASKETS (1 product)
Ignition Gaskets (30 products)
Injector Throttle Body O-Ring Kits (6 products)
Intercom Parts (1 product)
Jet Pump Seal Kits (5 products)
Miscellaneous parts (1 product)
Oil Seals (36 products)
Other Gaskets (4 products)
Piston Circlips (7 products)
Piston Kits (292 products)
Piston Needle Bearings (22 products)
Piston Rings (20 products)
Power Valve Gasket Kits (4 products)
Top End Engine Rebuild Kits (94 products)
Water Pump Rebuild Kits (105 products)

Brand (0)

Brand

727 MOTO (4 products)
Boyesen (11 products)
Cylinder Works (31 products)
Dayco (57 products)
Formula 454 (26 products)
IWATA (1 product)
Miscellaneous parts (1 product)
N-STYLE (12 products)
Sena (1 product)
Vertex (1113 products)
Wossner (418 products)

727 MOTO (4 products)
Boyesen (11 products)
Cylinder Works (31 products)
Dayco (57 products)
Formula 454 (26 products)
IWATA (1 product)
Miscellaneous parts (1 product)
N-STYLE (12 products)
Sena (1 product)
Vertex (1113 products)
Wossner (418 products)

Sort by:

Filter and sort Filter

Filter and sort

Filter

1675 products

Availability

In stock (1049 products)
Out of stock (701 products)

Clear

Price

The highest price is $3,659.99

$

From

$

To

Clear

Size

Piston A (Standard) (228 products)
Piston B (+0.01mm) (188 products)
Piston C (+0.02mm) (9 products)
Piston Oversize (+0.25mm) (1 products)
Piston Oversize (+0.50mm) (20 products)
Piston Oversize (+0.60mm) (1 products)
Piston Oversize (+1.00mm) (10 products)
Piston Oversize (+1.10mm) (1 products)
Piston Oversize (+1.50mm) (3 products)
Piston Oversize (+2.00mm) (3 products)
Piston Oversize (+2.10mm) (1 products)
Piston Oversize (+2.50mm) (1 products)
Piston Oversize (+3.00mm) (1 products)
Piston Oversize (+4.00mm) (2 products)
Piston Oversize (+5.50mm) (1 products)

Clear

Product type

BEARINGS (1 products)
Boyesen (11 products)
Clutch Gaskets (49 products)
Complete Engine Rebuild Kits (94 products)
Conrod Kits (75 products)
Cylinders (31 products)
Drive Belts (57 products)
Driveshaft Housing Seal Kits (4 products)
ENGINE (41 products)
Engine Complete Gaskets (320 products)
Engine Top End Gaskets (296 products)
Engine Valves (64 products)
Exhaust Gaskets (4 products)
GASKETS (1 products)
Ignition Gaskets (30 products)
Injector Throttle Body O-Ring Kits (6 products)
Intercom Parts (1 products)
Jet Pump Seal Kits (5 products)
Miscellaneous parts (1 products)
Oil Seals (36 products)
Other Gaskets (4 products)
Piston Circlips (7 products)
Piston Kits (292 products)
Piston Needle Bearings (22 products)
Piston Rings (20 products)
Power Valve Gasket Kits (4 products)
Top End Engine Rebuild Kits (94 products)
Water Pump Rebuild Kits (105 products)

Clear

Brand

727 MOTO (4 products)
Boyesen (11 products)
Cylinder Works (31 products)
Dayco (57 products)
Formula 454 (26 products)
IWATA (1 products)
Miscellaneous parts (1 products)
N-STYLE (12 products)
Sena (1 products)
Vertex (1113 products)
Wossner (418 products)

Clear

Sort by:

Remove all

1675 products

Complete Engine Rebuild Kit Suzuki RM250 '06-'08

Sold out

Complete Engine Rebuild Kit Suzuki RM250 '06-'08

Regular price $1,509.99 NZD

Regular price Sale price $1,509.99 NZD
Unit price per

Sold out
VERTEX OIL SEAL SET YAMAHA

VERTEX OIL SEAL SET YAMAHA

Regular price $69.99 NZD

Regular price Sale price $69.99 NZD
Unit price per
VERTEX VALVE INTAKE TITANIUM

VERTEX VALVE INTAKE TITANIUM

Regular price $189.75 NZD

Regular price Sale price $189.75 NZD
Unit price per
Wossner Conrod Suzuki RM-Z450 '13>

Wossner Conrod Suzuki RM-Z450 '13>

Regular price $289.90 NZD

Regular price Sale price $289.90 NZD
Unit price per
WOSSNER CONROD HON CR250 02-07

WOSSNER CONROD HON CR250 02-07

Regular price $209.90 NZD

Regular price Sale price $209.90 NZD
Unit price per
Vertex Complete Gasket Set with Oil Seals KTM

Vertex Complete Gasket Set with Oil Seals KTM

Regular price $169.98 NZD

Regular price Sale price $169.98 NZD
Unit price per
Vertex Complete Gasket Set with Oil Seals Kawasaki

Vertex Complete Gasket Set with Oil Seals Kawasaki

Regular price $119.99 NZD

Regular price Sale price $119.99 NZD
Unit price per
Vertex Complete Gasket Set with Oil Seals Kawasaki

Sold out

Vertex Complete Gasket Set with Oil Seals Kawasaki

Regular price $139.99 NZD

Regular price Sale price $139.99 NZD
Unit price per

Sold out
Vertex Complete Gasket Set with Oil Seals Suzuki

Vertex Complete Gasket Set with Oil Seals Suzuki

Regular price $139.99 NZD

Regular price Sale price $139.99 NZD
Unit price per
VERTEX INNER CLUTCH GASKET YAMAHA

VERTEX INNER CLUTCH GASKET YAMAHA

Regular price $26.98 NZD

Regular price Sale price $26.98 NZD
Unit price per
Vertex Complete Gasket Set with Oil Seals KTM

Sold out

Vertex Complete Gasket Set with Oil Seals KTM

Regular price $159.99 NZD

Regular price Sale price $159.99 NZD
Unit price per

Sold out
Vertex Complete Gasket Set with Oil Seals Honda

Sold out

Vertex Complete Gasket Set with Oil Seals Honda

Regular price $189.98 NZD

Regular price Sale price $189.98 NZD
Unit price per

Sold out
Vertex Complete Gasket Set with Oil Seals KTM

Vertex Complete Gasket Set with Oil Seals KTM

Regular price $179.98 NZD

Regular price Sale price $179.98 NZD
Unit price per
Vertex Complete Gasket Set with Oil Seals KTM

Sold out

Vertex Complete Gasket Set with Oil Seals KTM

Regular price $139.99 NZD

Regular price Sale price $139.99 NZD
Unit price per

Sold out
Vertex Complete Gasket Set with Oil Seals Husqvarna / KTM

Sold out

Vertex Complete Gasket Set with Oil Seals Husqvarna / KTM

Regular price $149.99 NZD

Regular price Sale price $149.99 NZD
Unit price per

Sold out
Vertex Complete Gasket Set with Oil Seals Yamaha

Sold out

Vertex Complete Gasket Set with Oil Seals Yamaha

Regular price $119.99 NZD

Regular price Sale price $119.99 NZD
Unit price per

Sold out
Vertex Top End Gasket Set Suzuki

Vertex Top End Gasket Set Suzuki

Regular price $46.00 NZD

Regular price Sale price $46.00 NZD
Unit price per
Vertex Complete Gasket Set with Oil Seals Honda

Vertex Complete Gasket Set with Oil Seals Honda

Regular price $329.99 NZD

Regular price Sale price $329.99 NZD
Unit price per
Vertex Complete Gasket Set with Oil Seals Honda

Sold out

Vertex Complete Gasket Set with Oil Seals Honda

Regular price $139.99 NZD

Regular price Sale price $139.99 NZD
Unit price per

Sold out
Vertex Top End Gasket Set Kawasaki

Vertex Top End Gasket Set Kawasaki

Regular price $149.99 NZD

Regular price Sale price $149.99 NZD
Unit price per
Vertex Top End Gasket Set Suzuki

Sold out

Vertex Top End Gasket Set Suzuki

Regular price $119.99 NZD

Regular price Sale price $119.99 NZD
Unit price per

Sold out
Vertex Top End Gasket Set Kawasaki

Vertex Top End Gasket Set Kawasaki

Regular price $36.98 NZD

Regular price Sale price $36.98 NZD
Unit price per
Vertex Top End Gasket Set Honda

Vertex Top End Gasket Set Honda

Regular price $69.99 NZD

Regular price Sale price $69.99 NZD
Unit price per
Vertex Top End Gasket Set Kawasaki/Suzuki

Vertex Top End Gasket Set Kawasaki/Suzuki

Regular price $59.99 NZD

Regular price Sale price $59.99 NZD
Unit price per
Vertex Top End Gasket Set Yamaha

Sold out

Vertex Top End Gasket Set Yamaha

Regular price $59.99 NZD

Regular price Sale price $59.99 NZD
Unit price per

Sold out
Vertex Top End Gasket Set Honda

Vertex Top End Gasket Set Honda

Regular price $119.99 NZD

Regular price Sale price $119.99 NZD
Unit price per
Vertex Top End Gasket Set Honda

Vertex Top End Gasket Set Honda

Regular price $84.99 NZD

Regular price Sale price $84.99 NZD
Unit price per
Vertex Top End Gasket Set KTM

Vertex Top End Gasket Set KTM

Regular price $74.99 NZD

Regular price Sale price $74.99 NZD
Unit price per
Vertex Top End Gasket Set KTM

Vertex Top End Gasket Set KTM

Regular price $129.99 NZD

Regular price Sale price $129.99 NZD
Unit price per
Wossner Piston Yamaha YZ450F 18-19

Sold out

Wossner Piston Yamaha YZ450F 18-19

Regular price $399.99 NZD

Regular price Sale price $399.99 NZD
Unit price per

Sold out
Wossner Piston Honda TRX500 Rubicon 01-13

Sold out

Wossner Piston Honda TRX500 Rubicon 01-13

Regular price From $269.90 NZD

Regular price Sale price From $269.90 NZD
Unit price per

Sold out
Vertex Complete Gasket Set Kawasaki

Vertex Complete Gasket Set Kawasaki

Regular price $229.99 NZD

Regular price Sale price $229.99 NZD
Unit price per
Wossner Piston Honda CR250 05-07 (Single Ring)

Sold out

Wossner Piston Honda CR250 05-07 (Single Ring)

Regular price $219.89 NZD

Regular price Sale price $219.89 NZD
Unit price per

Sold out
Wossner Piston Kawasaki KX500 88-04

Wossner Piston Kawasaki KX500 88-04

Regular price $289.90 NZD

Regular price Sale price $289.90 NZD
Unit price per
Wossner Piston Kawasaki KX125 91

Sold out

Wossner Piston Kawasaki KX125 91

Regular price $179.90 NZD

Regular price Sale price $179.90 NZD
Unit price per

Sold out
Vertex Water Pump Rebuild Kit - RMZ450 '05-'07

Vertex Water Pump Rebuild Kit - RMZ450 '05-'07

Regular price $64.98 NZD

Regular price Sale price $64.98 NZD
Unit price per
Wossner Piston Yamaha YZ450F 06-09 / WR450F 06-15

Sold out

Wossner Piston Yamaha YZ450F 06-09 / WR450F 06-15

Regular price $289.90 NZD

Regular price Sale price $289.90 NZD
Unit price per

Sold out
Vertex Water Pump Rebuild Kit - Can-Am Outlander 500 4x4 '07-'14

Sold out

Vertex Water Pump Rebuild Kit - Can-Am Outlander 500 4x4 '07-'14

Regular price $48.99 NZD

Regular price Sale price $48.99 NZD
Unit price per

Sold out
WOSSNER CONROD KTM SX65 09> / HUSQVARNA TC85 17> / GASGAS MC85 21>

Sold out

WOSSNER CONROD KTM SX65 09> / HUSQVARNA TC85 17> / GASGAS MC85 21>

Regular price $199.99 NZD

Regular price Sale price $199.99 NZD
Unit price per

Sold out
Wossner Needle Bearing - 12 x 15 x 16.3

Wossner Needle Bearing - 12 x 15 x 16.3

Regular price $34.99 NZD

Regular price Sale price $34.99 NZD
Unit price per

1
…
32
33
34
35
36
…
42

Yamaha Finance & Insurance

YMF

Yamaha Motor Finance offers flexible repayments on 24mth to 60mth terms.

We want to ensure that you get to enjoy our lifestyle products even sooner.

Apply for finance now

Calculate your Repayments

________________________________

YMI

Yamaha Motorcycle Insurance is Yamaha's factory backed insurance designed to suit your needs.

Get an insurance quote today

Information

Sizing Charts
About us
Parts Department
Service Department
Shipping and Returns
Privacy Policy

Contact us

Phone 03 688 7611

**Please note website stock does not necessarily reflect stock carried in-store at Timaru Yamaha.

Facebook
Instagram
YouTube

Payment methods

© 2025, Timaru Yamaha Powered by Shopify

Choosing a selection results in a full page refresh.
Opens in a new window.