Skip to content

Your cart is empty

Continue shopping

Have an account?

Log in to check out faster.

Your cart

Loading...

Estimated total

$0.00 NZD

Taxes included. Discounts and shipping calculated at checkout.

Home
Shop
Brands
- A - F
  
  AMS
  AFAM
  Alinda
  All Balls Racing
  Barkbuster
  Bolt
  Bridgestone
  Cylinder Works
  Dayco
  DRC
  ElectroSport
  Excel
  Forerunner ATV Tyres
- G - N
  
  GOLDfren
  Hot Cams
  Hot Rods
  IRC
  J&N
  K&N
  Kit
  KoubaLink
  Kronyo
  Motion Pro
  Motobatt
  Motofilter
  MTX Parts
  No-Toil
  NGK
- P - Z
  
  Philips
  Polisport
  Premier
  Putoline
  Quantum Fuel Systems
  Rentham
  RK
  RMSTATOR
  Shinko
  Snap-D
  ThreeBond
  Twin Air
  USPS Batteries
  Vertex
  Whites Motorcycle Parts
  ZETA
Clearance
Contact

Facebook
Instagram

Home
Shop
Brands
Clearance
Contact

Search

Collection: Engine Rebuild Kits

Rebuild your engine with confidence using AJ's Mobile Powersport Mechanics Store. Explore high-quality engine rebuild kits designed for durability and peak performance.

Sort by:

451 products

Filter:

Price

The highest price is $2,660.00

$

From

To

Brand (0)

Brand

Kit (257 products)
Vertex (193 products)
Wrench Rabbit (1 product)

Product type (0)

Product type

Complete Engine Rebuild Kits (90 products)
Top End Engine Rebuild Kits (361 products)

Availability (0)

Availability

In stock (248 products)
Out of stock (203 products)

Category (0)

Category

Engine Rebuild Kits (1 product)

Filter and sort Filter

Filter and sort

Filter

451 products

Price

The highest price is $2,660.00

$

From

$

To

Clear

Brand

Kit (257 products)
Vertex (193 products)
Wrench Rabbit (1 products)

Clear

Product type

Complete Engine Rebuild Kits (90 products)
Top End Engine Rebuild Kits (361 products)

Clear

Availability

In stock (248 products)
Out of stock (203 products)

Clear

Category

Engine Rebuild Kits (1 products)

Clear

Sort by:

Remove all

451 products

Vertex Top End Rebuild Kit (B)

Vertex Top End Rebuild Kit (B)

Regular price $369.99 NZD

Regular price Sale price $369.99 NZD
Top End Rebuild Kit (B) Honda CRF250R '08-'09

Top End Rebuild Kit (B) Honda CRF250R '08-'09

Regular price $347.17 NZD

Regular price Sale price $347.17 NZD
Top End Rebuild Kit (B) Kawasaki KX250 '02-'04

Top End Rebuild Kit (B) Kawasaki KX250 '02-'04

Regular price $270.92 NZD

Regular price Sale price $270.92 NZD
Top End Rebuild Kit (B) Suzuki RM-Z450 '13-'17

Top End Rebuild Kit (B) Suzuki RM-Z450 '13-'17

Regular price $399.83 NZD

Regular price Sale price $399.83 NZD
Top End Rebuild Kit (B) Suzuki RM125 '04-'10

Sold out

Top End Rebuild Kit (B) Suzuki RM125 '04-'10

Regular price $265.38 NZD

Regular price Sale price $265.38 NZD

Sold out
Vertex Top End Rebuild Kit - Forged Piston (A)

Vertex Top End Rebuild Kit - Forged Piston (A)

Regular price $429.99 NZD

Regular price Sale price $429.99 NZD
Top End Rebuild Kit (A) Honda CRF250R '08-'09

Top End Rebuild Kit (A) Honda CRF250R '08-'09

Regular price $347.17 NZD

Regular price Sale price $347.17 NZD
Vertex Top End Rebuild Kit (B)

Vertex Top End Rebuild Kit (B)

Regular price $239.99 NZD

Regular price Sale price $239.99 NZD
Top End Rebuild Kit (B) Yamaha YZ250 '97-'98

Top End Rebuild Kit (B) Yamaha YZ250 '97-'98

Regular price $261.91 NZD

Regular price Sale price $261.91 NZD
Vertex Top End Rebuild Kit (A)

Sold out

Vertex Top End Rebuild Kit (A)

Regular price $530.00 NZD

Regular price Sale price $530.00 NZD

Sold out
Vertex Top End Rebuild Kit - Forged Piston (B)

Vertex Top End Rebuild Kit - Forged Piston (B)

Regular price $440.00 NZD

Regular price Sale price $440.00 NZD
Vertex Top End Rebuild Kit (A)

Vertex Top End Rebuild Kit (A)

Regular price $389.99 NZD

Regular price Sale price $389.99 NZD
Top End Rebuild Kit (B) Suzuki RM250 '06-'09

Top End Rebuild Kit (B) Suzuki RM250 '06-'09

Regular price $220.33 NZD

Regular price Sale price $220.33 NZD
Vertex Top End Rebuild Kit (C)

Vertex Top End Rebuild Kit (C)

Regular price $350.00 NZD

Regular price Sale price $350.00 NZD
Vertex Top End Rebuild Kit (B)

Vertex Top End Rebuild Kit (B)

Regular price $290.00 NZD

Regular price Sale price $290.00 NZD
Vertex Top End Rebuild Kit (CD)

Vertex Top End Rebuild Kit (CD)

Regular price $230.00 NZD

Regular price Sale price $230.00 NZD
Vertex Top End Rebuild Kit (C)

Vertex Top End Rebuild Kit (C)

Regular price $249.99 NZD

Regular price Sale price $249.99 NZD
Top End Rebuild Kit (A) Kawasaki KDX200 '95-'06

Top End Rebuild Kit (A) Kawasaki KDX200 '95-'06

Regular price $262.61 NZD

Regular price Sale price $262.61 NZD
Vertex Top End Rebuild Kit (A)

Vertex Top End Rebuild Kit (A)

Regular price $239.99 NZD

Regular price Sale price $239.99 NZD
Vertex Top End Rebuild Kit (A)

Vertex Top End Rebuild Kit (A)

Regular price $389.99 NZD

Regular price Sale price $389.99 NZD
Top End Rebuild Kit (C) Suzuki RM125 '04-'10

Sold out

Top End Rebuild Kit (C) Suzuki RM125 '04-'10

Regular price $262.70 NZD

Regular price Sale price $262.70 NZD

Sold out
Top End Rebuild Kit (B PRO) Honda CRF250R '16-'17

Sold out

Top End Rebuild Kit (B PRO) Honda CRF250R '16-'17

Regular price $405.38 NZD

Regular price Sale price $405.38 NZD

Sold out
Top End Rebuild Kit (A) Yamaha YFM660 '02-'04

Sold out

Top End Rebuild Kit (A) Yamaha YFM660 '02-'04

Regular price $359.64 NZD

Regular price Sale price $359.64 NZD

Sold out
Top End Rebuild Kit (B) Honda CR250 '05-'07

Top End Rebuild Kit (B) Honda CR250 '05-'07

Regular price $273.94 NZD

Regular price Sale price $273.94 NZD
Top End Rebuild Kit (A) Kawasaki KX250 '02-'04

Top End Rebuild Kit (A) Kawasaki KX250 '02-'04

Regular price $270.92 NZD

Regular price Sale price $270.92 NZD
Vertex Top End Rebuild Kit (A)

Vertex Top End Rebuild Kit (A)

Regular price $260.00 NZD

Regular price Sale price $260.00 NZD
Top End Rebuild Kit (B) KTM 125 SX '02-'06

Sold out

Top End Rebuild Kit (B) KTM 125 SX '02-'06

Regular price $240.43 NZD

Regular price Sale price $240.43 NZD

Sold out
Top End Rebuild Kit (0.50 OS PRO) Honda CRF230F '03-'16

Sold out

Top End Rebuild Kit (0.50 OS PRO) Honda CRF230F '03-'16

Regular price $237.67 NZD

Regular price Sale price $237.67 NZD

Sold out
Top End Rebuild Kit (A) Yamaha YZ450F '06-'09

Sold out

Top End Rebuild Kit (A) Yamaha YZ450F '06-'09

Regular price $394.29 NZD

Regular price Sale price $394.29 NZD

Sold out
Top End Rebuild Kit (A) Yamaha YZ125 '05-'19

Sold out

Top End Rebuild Kit (A) Yamaha YZ125 '05-'19

Regular price $236.96 NZD

Regular price Sale price $236.96 NZD

Sold out
Top End Rebuild Kit (B Pro) Yamaha YZ250F '05-'07

Sold out

Top End Rebuild Kit (B Pro) Yamaha YZ250F '05-'07

Regular price $393.60 NZD

Regular price Sale price $393.60 NZD

Sold out
Vertex Top End Rebuild Kit (A)

Sold out

Vertex Top End Rebuild Kit (A)

Regular price $500.00 NZD

Regular price Sale price $500.00 NZD

Sold out
Top End Rebuild Kit (1.00 OS) Yamaha PW50 '90-'16 (Bearing Not Included)

Sold out

Top End Rebuild Kit (1.00 OS) Yamaha PW50 '90-'16 (Bearing Not Included)

Regular price $135.97 NZD

Regular price Sale price $135.97 NZD

Sold out
Top End Rebuild Kit (A) KTM 125 SX '02-'06

Sold out

Top End Rebuild Kit (A) KTM 125 SX '02-'06

Regular price $240.43 NZD

Regular price Sale price $240.43 NZD

Sold out
Top End Rebuild Kit (A) KTM 300 EXC '08-'16

Top End Rebuild Kit (A) KTM 300 EXC '08-'16

Regular price $323.59 NZD

Regular price Sale price $323.59 NZD
Top End Rebuild Kit (0.50 OS) Yamaha PW50 '90-'16 (Bearing Not Included)

Sold out

Top End Rebuild Kit (0.50 OS) Yamaha PW50 '90-'16 (Bearing Not Included)

Regular price $145.50 NZD

Regular price Sale price $145.50 NZD

Sold out

1
…
4
5
6
7
8
…
13

Customer Service

About Us
Contact Us
Search
Orders & Shipping
Terms of Service
Refund Policy

Shop

Accessories
Air Filters
Batteries
Engine Rebuild Kits
Oils, Lubricants & Cleaning
Tyres
Workshop

Subscribe to our emails

Email

Facebook
Instagram

Payment methods

© 2026, AJ's Mobile Powersport Mechanics Store Powered by Shopify

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