Powersports Top End Engine Kits

Standard Bore Cylinder Kit, CYLINDER KIT 93.00/STD 10.5:1 POL

Part Number: CLW-CW60007K02

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Estimated Ship Date: Dec 3, 2025 if ordered today

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TOP END KIT

Part Number: WIS-SK1321

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Estimated Ship Date: Nov 25, 2025 if ordered today

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Cylinder Assembly

Part Number: PWD-495133

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Racing Spring Kit, Titanium, 0.450" Lift, Polaris®, Various 570's, 2014-2023

Part Number: KPM-82-86000

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Racing Spring Kit, HT Steel, 0.450" Lift, Polaris®, Various 570's, 2014-2023

Part Number: KPM-82-86010

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Piston/Spring Kit, 0.440" Lift, Polaris®, VARIOUS 900'S 2013-2023

Part Number: KPM-82-83900

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Piston/Spring Kit, 0.440" Lift, Polaris®, VARIOUS 1000'S 2014-2023

Part Number: KPM-82-83950

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Cyl. Head Serv. Kit, Yamaha®, Various 660's, 2001-2008

Part Number: KPM-80-82390

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Cyl. Head Serv. Kit, Yamaha®, Various 450'S, 2003-2006

Part Number: KPM-80-82050

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Cyl. Head Serv. Kit, Yamaha®, YZ 450F/FX, 2014-2019

Part Number: KPM-80-82070

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Cyl. Head Serv. Kit, Kawasaki®, KX 450F , 2009-2015

Part Number: KPM-40-41470

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Racing Spring Kit, Titanium, 0.435" Lift, Honda®, CRF 250R/RX, 2018-2021

Part Number: KPM-30-33600

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QuadBoss 2016 Polaris ACE 900 SP Top End Gasket Set

Part Number: QDB-568976

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QuadBoss 17-19 Polaris ACE 500 Top End Gasket Set

Part Number: QDB-566786

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Cyl. Head Serv. Kit, Honda®, CRF 250R, 2010-2015

Part Number: KPM-30-33310

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Cyl. Head Serv. Kit, Honda®, CRF 250R, 2016-2017

Part Number: KPM-30-33320

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Cyl. Head Serv. Kit, Suzuki®, RM-Z250, 2007-2009

Part Number: KPM-60-61810

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Cyl. Head Serv. Kit, Can Am®, Various 850-1000 Twins, 2013-2020

Part Number: KPM-90-91400

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Cyl. Head Serv. Kit (95mm Bore), KTM®, RFS's 450-560cc, 2000-2009

Part Number: KPM-96-96570

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Cyl. Head Serv. Kit, Suzuki®, RM-Z450, 2008-2019

Part Number: KPM-60-61610

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Cyl. Head Serv. Kit, Suzuki®, RM-Z250, 2004-2006

Part Number: KPM-60-61800

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Cyl. Head Serv. Kit, Polaris®, RZR XP1000, 2015-2019

Part Number: KPM-82-83150

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Cyl. Head Serv. Kit, Polaris®, RZR XP900, 2011-2012

Part Number: KPM-82-83230

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Cyl. Head Serv. Kit, Honda®, TRX 450R/ER, 2006-2014

Part Number: KPM-30-33360

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QuadBoss 2013 Kawasaki KRF750 Teryx Complete Gasket Set w/ Oil Seal

Part Number: QDB-567957

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Estimated Ship Date: Nov 28, 2025 if ordered today

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