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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.

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Complete Engine Rebuild Kits (94 products)
Top End Engine Rebuild Kits (365 products)

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459 products

Top End Rebuild Kit (B) KTM 65 SX '09-'16

Top End Rebuild Kit (B) KTM 65 SX '09-'16

Regular price $200.33 NZD

Regular price Sale price $200.33 NZD
Unit price per
Top End Rebuild Kit (A) Yamaha YZ250 '02-'19

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Top End Rebuild Kit (A) Yamaha YZ250 '02-'19

Regular price $252.09 NZD

Regular price Sale price $252.09 NZD
Unit price per

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Top End Rebuild Kit (B PRO) Honda CRF250R '10-'13

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Top End Rebuild Kit (B PRO) Honda CRF250R '10-'13

Regular price $297.10 NZD

Regular price Sale price $297.10 NZD
Unit price per

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Top End Rebuild Kit (B) Yamaha YZ85 '02-'16

Top End Rebuild Kit (B) Yamaha YZ85 '02-'16

Regular price $173.93 NZD

Regular price Sale price $173.93 NZD
Unit price per
Top End Rebuild Kit (A) Yamaha YZ250 '99-'00

Top End Rebuild Kit (A) Yamaha YZ250 '99-'00

Regular price $238.59 NZD

Regular price Sale price $238.59 NZD
Unit price per
Top End Rebuild Kit (A) KTM 65 SX '09-'16

Top End Rebuild Kit (A) KTM 65 SX '09-'16

Regular price $200.33 NZD

Regular price Sale price $200.33 NZD
Unit price per
Top End Rebuild Kit (A PRO) Honda CRF230F '03-'16

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

Regular price $218.60 NZD

Regular price Sale price $218.60 NZD
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Vertex Top End Rebuild Kit (C)

Vertex Top End Rebuild Kit (C)

Regular price $290.00 NZD

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

Vertex Top End Rebuild Kit (A)

Regular price $309.99 NZD

Regular price Sale price $309.99 NZD
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Top End Rebuild Kit (B Pro) Yamaha YZ250F '08-'13

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Top End Rebuild Kit (B Pro) Yamaha YZ250F '08-'13

Regular price $311.24 NZD

Regular price Sale price $311.24 NZD
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Top End Rebuild Kit (0.50 OS) Honda TRX350 FE/FM/TE/TM '00-'06

Top End Rebuild Kit (0.50 OS) Honda TRX350 FE/FM/TE/TM '00-'06

Regular price $265.88 NZD

Regular price Sale price $265.88 NZD
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Top End Rebuild Kit (B) Kawasaki KX125 2003

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Top End Rebuild Kit (B) Kawasaki KX125 2003

Regular price $211.09 NZD

Regular price Sale price $211.09 NZD
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Top End Rebuild Kit (A) KTM 200 SX / EXC '03-'05

Top End Rebuild Kit (A) KTM 200 SX / EXC '03-'05

Regular price $239.21 NZD

Regular price Sale price $239.21 NZD
Unit price per
Top End Rebuild Kit (A PRO) Honda CRF450R '02-'03

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Top End Rebuild Kit (A PRO) Honda CRF450R '02-'03

Regular price $305.71 NZD

Regular price Sale price $305.71 NZD
Unit price per

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Top End Rebuild Kit (B) Honda CRF450R '05-'06

Top End Rebuild Kit (B) Honda CRF450R '05-'06

Regular price $331.53 NZD

Regular price Sale price $331.53 NZD
Unit price per
Top End Rebuild Kit (B) KTM 125 SX '16-'17 - Single Ring

Top End Rebuild Kit (B) KTM 125 SX '16-'17 - Single Ring

Regular price $257.66 NZD

Regular price Sale price $257.66 NZD
Unit price per
Top End Rebuild Kit (A Pro) Yamaha YZ250F '05-'07

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

Regular price $311.24 NZD

Regular price Sale price $311.24 NZD
Unit price per

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Top End Rebuild Kit (B) Yamaha YZ450F '14-'17

Top End Rebuild Kit (B) Yamaha YZ450F '14-'17

Regular price $357.17 NZD

Regular price Sale price $357.17 NZD
Unit price per
Top End Rebuild Kit (B) Suzuki RM-Z250 '10-'18

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Top End Rebuild Kit (B) Suzuki RM-Z250 '10-'18

Regular price $311.95 NZD

Regular price Sale price $311.95 NZD
Unit price per

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Top End Rebuild Kit (A) Suzuki RM125 '00-'03

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Top End Rebuild Kit (A) Suzuki RM125 '00-'03

Regular price $208.32 NZD

Regular price Sale price $208.32 NZD
Unit price per

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Top End Rebuild Kit (A) KTM 250 EXC 2017

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Top End Rebuild Kit (A) KTM 250 EXC 2017

Regular price $278.88 NZD

Regular price Sale price $278.88 NZD
Unit price per

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Top End Rebuild Kit (A) Yamaha YZ250F '01-'04

Top End Rebuild Kit (A) Yamaha YZ250F '01-'04

Regular price $311.24 NZD

Regular price Sale price $311.24 NZD
Unit price per
Top End Rebuild Kit (B) Honda CR125 2003

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Top End Rebuild Kit (B) Honda CR125 2003

Regular price $210.34 NZD

Regular price Sale price $210.34 NZD
Unit price per

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Top End Rebuild Kit (A) Yamaha YZ125 '98-'00 (Bearing Not Included)

Top End Rebuild Kit (A) Yamaha YZ125 '98-'00 (Bearing Not Included)

Regular price $182.29 NZD

Regular price Sale price $182.29 NZD
Unit price per
Top End Rebuild Kit (B) Kawasaki KX450F 2015

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Top End Rebuild Kit (B) Kawasaki KX450F 2015

Regular price $324.60 NZD

Regular price Sale price $324.60 NZD
Unit price per

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Top End Rebuild Kit (B PRO) Honda CRF450R '07-'08

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Top End Rebuild Kit (B PRO) Honda CRF450R '07-'08

Regular price $335.98 NZD

Regular price Sale price $335.98 NZD
Unit price per

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Top End Rebuild Kit (A) Honda CRF250R '04-'05

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Top End Rebuild Kit (A) Honda CRF250R '04-'05

Regular price $296.76 NZD

Regular price Sale price $296.76 NZD
Unit price per

Sold out
Top End Rebuild Kit (B) Yamaha YZ450F '10-'13

Sold out

Top End Rebuild Kit (B) Yamaha YZ450F '10-'13

Regular price $352.75 NZD

Regular price Sale price $352.75 NZD
Unit price per

Sold out
Top End Rebuild Kit (A) Kawasaki KX125 2003

Sold out

Top End Rebuild Kit (A) Kawasaki KX125 2003

Regular price $202.48 NZD

Regular price Sale price $202.48 NZD
Unit price per

Sold out
Vertex Top End Rebuild Kit (CD)

Vertex Top End Rebuild Kit (CD)

Regular price $219.99 NZD

Regular price Sale price $219.99 NZD
Unit price per
Top End Rebuild Kit (A) Yamaha YZ250F '08-'13

Top End Rebuild Kit (A) Yamaha YZ250F '08-'13

Regular price $311.24 NZD

Regular price Sale price $311.24 NZD
Unit price per
Top End Rebuild Kit (A) Yamaha YZ85 '02-'16

Top End Rebuild Kit (A) Yamaha YZ85 '02-'16

Regular price $173.93 NZD

Regular price Sale price $173.93 NZD
Unit price per
Top End Rebuild Kit (B) Yamaha YZ125 '02-'04

Top End Rebuild Kit (B) Yamaha YZ125 '02-'04

Regular price $209.74 NZD

Regular price Sale price $209.74 NZD
Unit price per
Top End Rebuild Kit (A) Yamaha WR450F '07-'15

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Top End Rebuild Kit (A) Yamaha WR450F '07-'15

Regular price $327.23 NZD

Regular price Sale price $327.23 NZD
Unit price per

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Top End Rebuild Kit (B) Kawasaki KX250F 2009

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Top End Rebuild Kit (B) Kawasaki KX250F 2009

Regular price $308.32 NZD

Regular price Sale price $308.32 NZD
Unit price per

Sold out
Vertex Top End Rebuild Kit (A)

Sold out

Vertex Top End Rebuild Kit (A)

Regular price $230.00 NZD

Regular price Sale price $230.00 NZD
Unit price per

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