Twin Cam Big Bore Kit

$19.99 Hot Toppers Black Twin Cam Rocker Box Kit HTB888
Manufacturer: Hot Toppers
Dennis Kirk Part #: H270261
Hot Toppers Black Twin Cam Rocker Box Kit: Manufacturer part # HTB888 - 8-piece black bolt cover kit. Requires a dab of silicone on stem. Pictured in chrome. For chrome use H51000. HTB888
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Twin Cam Big Bore Kit

$19.99 Hot Toppers Chrome Twin Cam Rocker Box Kit HTD888
Manufacturer: Hot Toppers
Dennis Kirk Part #: H51000
Hot Toppers Chrome Twin Cam Rocker Box Kit: Manufacturer part # HTD888 - Give your machine a smooth, clean appearance. Eliminate the expensive, time-consuming job of removing and replacing original factory hardware with aftermarket steel chrome replacements that will eventually rust. Molded of durable, space-age ABS, then covered with flawless chrome plate. Snap on in seconds. 8 pieces. For black use H270261. HTD888
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Twin Cam Big Bore Kit

$74.99 Novello 3/8" Twin Cam Breather Bolt Kit for Mikuni Carbs p183053
Manufacturer: Novello
Dennis Kirk Part #: 183053
Novello 3/8" Twin Cam Breather Bolt Kit for Mikuni Carbs: Manufacturer part # p183053 - Improve the look of your bike's carb. Made for Novello velocity stacks with one-piece support and breather. Kits include two 2 1/2" stainless steel polished bolts, two chrome spacers and six shims.. p183053
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Twin Cam Big Bore Kit

$1427.99 JIMS Twin Cam Case Boring Tool 1408
Manufacturer: JIMS
Dennis Kirk Part #: 282684
JIMS Twin Cam Case Boring Tool: Manufacturer part # 1408 - Precisely bores the engine case cylinder spigot bore. Bores cases from a 4" bore to a 4 1/8" bore, producing a 100"-124" big-bore engine. Utilizes 15" heavy-duty drill press. For Dyna models 06 and all Twin Cam 07 models.. 1408
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Twin Cam Big Bore Kit

$17.99 Genuine James 3 7/8 in. Big Bore Kit, .045 in. Head/Base Gaskets JGI1678799
Manufacturer: Genuine James
Dennis Kirk Part #: H26114
Genuine James 3 7/8 in. Big Bore Kit, .045 in. Head/Base Gaskets: Manufacturer part # JGI1678799 - Includes matching head and base gaskets and O-rings where applicable. Made in the U.S.A.. For models listed with 95 in. big bore.. JGI1678799
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Twin Cam Big Bore Kit

$17.99 Genuine James 3 7/8 in. Big Bore Kit, .036 in. Head/Base Gaskets JGI1678799X
Manufacturer: Genuine James
Dennis Kirk Part #: H26116
Genuine James 3 7/8 in. Big Bore Kit, .036 in. Head/Base Gaskets: Manufacturer part # JGI1678799X - Includes matching head and base gaskets and O-rings where applicable. Made in the U.S.A.. For models listed with 95 in. big bore.. JGI1678799X
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Twin Cam Big Bore Kit

$121.99 Drag Specialties Big Bore Kit 13322A
Manufacturer: Drag Specialties
Dennis Kirk Part #: H13900
Drag Specialties Big Bore Kit: Manufacturer part # 13322A - Upgrade your 883 or 1100 XL to a blistering 1200cc with this Big Bore kit. It comes ready to install with pistons, rings, all necessary gaskets, plus a special combustion chamber template for proper installation. Replaces OEM NOS. 16140-87 and 25629-88. , NOTE: Will only work on 91-03 models if gasket kit H26-341 is purchased.. 13322A
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Twin Cam Big Bore Kit

$632.99 L.A. Sleeve 145cc Big Bore Kit NIKS4145
Manufacturer: L.A. Sleeve
Dennis Kirk Part #: 149226
L.A. Sleeve 145cc Big Bore Kit: Manufacturer part # NIKS4145 - Kit includes Pro-Cross billet aluminum cylinder, 145cc piston, rings, pin, clips, gaskets and high performance Web Cam designed for off-road Big Bore kit. Aftermarket billet aluminum cylinder has larger cooling fins and mounts for aftermarket skid plate. Stock carburetor can be used (jets included). Uses stock head. Minor crankcase clean-up may be needed.. NIKS4145
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Twin Cam Big Bore Kit

$443.99 L.A. Sleeve 110cc Big Bore Kit NIKS4110
Manufacturer: L.A. Sleeve
Dennis Kirk Part #: 149227
L.A. Sleeve 110cc Big Bore Kit: Manufacturer part # NIKS4110 - Kit includes Pro-Cross billet aluminum cylinder, 110cc piston, rings, pin, clips, gaskets. Aftermarket billet aluminum cylinder has larger cooling fins and mounts for aftermarket skid plate. Stock carburetor can be used (jets included). Easy bolt-on installation; no special requirements; uses stock head.. NIKS4110
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Twin Cam Big Bore Kit

$380.99 L.A. Sleeve 120cc Big Bore Kit LAS5197B
Manufacturer: L.A. Sleeve
Dennis Kirk Part #: 149228
L.A. Sleeve 120cc Big Bore Kit: Manufacturer part # LAS5197B - Kit includes 120cc piston, rings, pin, clips, gaskets and high performance Web Cam designed for off-road Big Bore kit. Stock carburetor can be used (jets included). Uses stock head. Minor crankcase clean-up may be needed.. LAS5197B
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Twin Cam Big Bore Kit

$617.99 BBR Motorsports 88CC Super Pro Big Bore Kit 411-HXR-5206
Manufacturer: BBR Motorsports
Dennis Kirk Part #: 149989
BBR Motorsports 88CC Super Pro Big Bore Kit: Manufacturer part # 411-HXR-5206 - The ultimate 88cc big bore kit with BBR custom aluminum cylinder, big valve/big port cylinder head and camshaft. Cylinder retains skidplate mounts, and comes with everything you need to assemble including: BBR Big Valve/Big Port Cylinder Head; BBR Billet Camshaft cover (a black and a red cover is included so you can pick which color you want to use); 52mm 11:1 piston, rings, pin, clips; 18mm Carb Kit with throttle and cable; assorted main and pilot jets; performance manifold and air filter; BBR Aluminum Cylinder; BBR HD Clutch Springs; exclusive BBR Motocross grind Camshaft; high volume oil pump; complete top end gasket set and detailed instructions.. 411-HXR-5206
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Twin Cam Big Bore Kit

$122.99 BBR Motorsports Replacement 160cc Big Bore Kit 411-KLX-1611
Manufacturer: BBR Motorsports
Dennis Kirk Part #: 131416
BBR Motorsports Replacement 160cc Big Bore Kit: Manufacturer part # 411-KLX-1611 - Exact replacement for BBR 160cc big bore kit. Replacement piston kit includes piston, rings, pin and clips.. 411-KLX-1611
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Twin Cam Big Bore Kit

Twin Cam Big Bore Kit