Skip to content

Your cart is empty

Continue shopping

Your cart

Loading...

Estimated total

$0.00 NZD

Taxes included. Discounts and shipping calculated at checkout.

Free Shipping on orders over $100 within NZ

Apply for Finance

Home
Bikes/Skis
- KTM
  
  Motocross
  Enduro
  Cross Country
  Dual Sport
  Adventure
  Sports Tourer
  Supermoto
  Naked Bike
  Supersport
- KOVE
  
  Rally
  Adventure
  Off-Road
- Electric
  
  Dirt Bikes
  Balance Bikes
- Pre Loved
  
  Dirt Bikes
  Dual Purpose Bikes
  Road Bikes
  Jet Skis
Gear
- Adult Protective Gear
  
  Adult Goggles
  Adult Helmets
  Adult Body Armour
  Adult Elbow Guards
  Adult Knee Guards
  Adult Knee Braces
  Adult Kidney Belts
  Adult Neck Braces
- Mens
  
  Mens Pants
  Mens Jerseys
  Mens Gloves
  Mens Socks
  Mens Boots
  Mens Jackets
  Mens Base Layers
  Mens Lifestyle
- Womens
  
  Womens Pants
  Womens Jerseys
  Womens Gloves
  Womens Socks
  Womens Boots
  Womens Jackets
  Womens Base Layers
  Womens Body Armour
  Womens Lifestyle
- Kids
  
  Kids Pants
  Kids Jerseys
  Kids Gloves
  Kids Socks
  Kids Boots
  Kids Goggles
  Kids Helmets
  Kids Body Armour
  Kids Elbow Guards
  Kids Knee Guards
  Kids Kidney Belts
  Kids Neck Braces
  Kids Lifestyle
- Bags & Accessories
  
  Gear Bags
  Backpacks
  Bag Accessories
  Headwear
  Eyewear
Parts
Accessories
- Oils & Lubricants
  
  2 Stroke Oils
  4 Stroke Oils
  Air Filter Oils
  Air Filter Cleaners
  Brake & Clutch Fluids
  Chain Lubes
  Brake & Contact Cleaner
  Coolants
  Fork Oils
  Gear Oils
  Grease & Lubes
  Shock Fluids
  Multipurpose Sprays
  Oils & Lubricants Accessories
- Stands & Transport
  
  Bike Carriers
  Bike Ramps
  Bike Covers
  Tie Downs
  Fork Supports
  Wheel Chocks
  Bike Stands
  Pit Setup
  Stands & Transport Accessories
- Cleaning
  
  Cleaning Products
  Bike Cleaner & Degreaser
  Helmet & Goggle Care
  Silicone Sprays
  Chain Cleaner
  Exhaust Plugs / Air Box Covers
  Cleaning Accessories
- Tools
  
  Engine Tools
  Tool Sets
  Tyre & Tube Tools
  Tyre Changers
  T-Bars
  Tool Accessories
- Fuel Accessories
  
  Fuel Cans & Accessories
  Funnels & Measuring Jugs
  Fuel Accessories
- Security
  
  Disc Locks
  Grip Locks
  Helmet Locks
  Security Anchors
  Security Cables & Chains
  Security Accessories
- Electronics
  
  Bluetooth Headsets
  Power Adapters & Outlets
  Electronics Accessories
Service
Contact

Country/region

Australia AUD $
New Zealand NZD $

Home
Bikes/Skis
Gear
Parts
Accessories
Service
Contact

Search

Collection: Top End Rebuild Kits

Top end rebuild kits for motocross engines. Complete cylinder head rebuild components for restored upper engine performance.

Filter:

Availability

0 selected

Availability

In stock (367 products)
Out of stock (13 products)

Price

The highest price is $909.99

$

From

$

To

Brand

0 selected

Brand

ATHENA (11 products)
Hot Cams (27 products)
Namura (329 products)
RK (2 products)
WMP (5 products)

Sort by:

374 products

Filter and sort Filter

Filter and sort

Filter

374 products

Availability

In stock (367 products)
Out of stock (13 products)

Clear

Price

The highest price is $909.99

$

From

$

To

Clear

Brand

ATHENA (11 products)
Hot Cams (27 products)
Namura (329 products)
RK (2 products)
WMP (5 products)

Clear

Sort by:

Remove all

374 products

Namura Piston Kit 83.45mm Yamaha YFM350 Grizzly 4x4 '07-'14

Namura Piston Kit 83.45mm Yamaha YFM350 Grizzly 4x4 '07-'14

Regular price $187.99 NZD

Regular price Sale price $187.99 NZD
Namura Piston Kit 83.95mm Yamaha YFM350 Grizzly 4x4 '07-'14

Namura Piston Kit 83.95mm Yamaha YFM350 Grizzly 4x4 '07-'14

Regular price $187.99 NZD

Regular price Sale price $187.99 NZD
Namura Piston Kit 84.92mm Yamaha YFM400 Grizzly Auto 4x4 '07-'08

Namura Piston Kit 84.92mm Yamaha YFM400 Grizzly Auto 4x4 '07-'08

Regular price $200.99 NZD

Regular price Sale price $200.99 NZD
Namura Piston Kit 84.95mm Yamaha YFM450 Grizzly Auto 4x4 '07-'14

Namura Piston Kit 84.95mm Yamaha YFM450 Grizzly Auto 4x4 '07-'14

Regular price $228.99 NZD

Regular price Sale price $228.99 NZD
Namura Piston Kit 84.96mm Kawasaki KVF750i Brute Force '15-'22

Namura Piston Kit 84.96mm Kawasaki KVF750i Brute Force '15-'22

Regular price $216.99 NZD

Regular price Sale price $216.99 NZD
Namura Piston Kit 84.96mm Kawasaki Teryx 750 '08-'13

Namura Piston Kit 84.96mm Kawasaki Teryx 750 '08-'13

Regular price $216.99 NZD

Regular price Sale price $216.99 NZD
Namura Piston Kit 84.97mm Honda XR400R '96-'04

Namura Piston Kit 84.97mm Honda XR400R '96-'04

Regular price $197.99 NZD

Regular price Sale price $197.99 NZD
Namura Piston Kit 85.42mm Yamaha YFM400 Grizzly Auto 4x4 '07-'08

Namura Piston Kit 85.42mm Yamaha YFM400 Grizzly Auto 4x4 '07-'08

Regular price $200.99 NZD

Regular price Sale price $200.99 NZD
Namura Piston Kit 85.45mm Yamaha YFM450 Grizzly Auto 4x4 '07-'14

Namura Piston Kit 85.45mm Yamaha YFM450 Grizzly Auto 4x4 '07-'14

Regular price $228.99 NZD

Regular price Sale price $228.99 NZD
Namura Piston Kit 85.47mm Honda 400FA Fourtrax '04-'07

Namura Piston Kit 85.47mm Honda 400FA Fourtrax '04-'07

Regular price $190.99 NZD

Regular price Sale price $190.99 NZD
Namura Piston Kit 85.47mm Honda XR400R '96-'04

Namura Piston Kit 85.47mm Honda XR400R '96-'04

Regular price $197.99 NZD

Regular price Sale price $197.99 NZD
Namura Piston Kit 85.97mm Honda TRX400FA FourTrax '04–'07

Namura Piston Kit 85.97mm Honda TRX400FA FourTrax '04–'07

Regular price $190.99 NZD

Regular price Sale price $190.99 NZD
Namura Piston Kit 85.97mm Honda XR400R '96-'04

Namura Piston Kit 85.97mm Honda XR400R '96-'04

Regular price $197.99 NZD

Regular price Sale price $197.99 NZD
Namura Piston Kit 86.48mm Honda TRX420 FM1 / FM2 '14–'22

Namura Piston Kit 86.48mm Honda TRX420 FM1 / FM2 '14–'22

Regular price $165.99 NZD

Regular price Sale price $165.99 NZD
Namura Piston Kit 86.98mm Honda TRX420 FM1 / FM2 '14–'22

Sold out

Namura Piston Kit 86.98mm Honda TRX420 FM1 / FM2 '14–'22

Regular price $165.99 NZD

Regular price Sale price $165.99 NZD

Sold out
Namura Piston Kit 87.23mm Honda TRX420 FM1 / FM2 '14–'22

Namura Piston Kit 87.23mm Honda TRX420 FM1 / FM2 '14–'22

Regular price $165.99 NZD

Regular price Sale price $165.99 NZD

1
…
11
12
13
14
15
…
24

New Zealand's Premier KTM & KOVE dealer offering sales, service, and genuine parts under one roof.

Phone:(+64) 07 571 1161

Email: info@makzgear.co.nz

Address: 36 Newton Street, Mount Maunganui, NZ 3116

Shop

Motorcycles
Gear
Parts
Accessories
Gift Cards

Service

Book a Service
Finance Calculator
Terms of Service
Privacy Policy

Contact

About Makz Gear
Contact Us
Shipping Policy
Returns & Warranties

© 2026, Makz Gear . Designed by Leverage

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