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HARLEY-DAVIDSON Engines & Components
Showing In Stock Items. Show All 59 Items.
COMP Cams Twin Cam Thumpr Camshafts
COMP Cams twin cam Thumpr camshafts are designed as a serious performance upgrade with hard-hitting sound! They feature an aggressive design that provide a thumping exhaust note and they provide a great performance upgrade to any 103 cu. in. and larger twin cam engine. The cams feature a sophisticated "Endurance Ramp" lobe design that makes great power but is easy on the tappets and valve train for long life. They feature a wide power band and pull great up to 5,400 to 6,400 rpm dependent upon the camshafts selected, and engine combination. The cams are made from 8620 billet steel and have been shown to make greater gains in power, acceleration, and throttle response when tested with larger throttle bodies. Put more power to the ground, and make some noise with Comp Cams twin cam Thumpr camshafts.
( 1 )
$243.95
Summit Bucks
S&S Cycle Breather Reed Valve Assemblies
S&S Cycle breather reed valve assemblies improve oil scavenging and reduce oil carryover. Plus, they'll make your bike run better. The steel breather reeds of these valve assemblies are normally closed. As they open and close again during the stroke cycle, a slight vacuum is maintained in the crankcase, greatly improving oil scavenging. Enjoy your riding experience even more after you install S&S Cycle breather reed valve assemblies.
Not Yet Reviewed
$165.95
Summit Bucks
S&S Cycle Standard Adjustable Pushrods
S&S Cycle standard adjustable pushrods help to assure consistent valvetrain operation under all conditions. The pushrods are made from rigid chromoly steel tubing and offer a simple, trouble-free installation. You can purchase just the pushrods or as a set with pushrod covers, O-rings, and cover keepers. Replace the stock, non-adjustable pushrods in your stock or high performance application with S&S Cycle standard adjustable pushrods, available for a wide range of Harley-Davidson® bikes from 1984 and up.
( 1 )
$174.95
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$249.95
COMP Cams V-Thunder Performance Replacement Lifters
COMP Cams V-Thunder performance replacement lifters feature a rigid nodular cast iron body with a 52100 bearing, axle, and wheel assembly for strength. They utilize an advanced ultra-high flow metering system that allows more oil movement through the engine to aid in cooling. Each lifter is precision I.D. ground, matched with a graded piston, and features a high-performance retaining ring. Keep your valvetrain stable with COMP Cams V-Thunder performance replacement lifters.
Not Yet Reviewed
$213.95
COMP Cams Twin Cam Camshafts
COMP Cams twin cam camshafts are designed as a performance upgrade, that offer more power with long valve train life. These camshafts provide a great performance upgrade to any 103 cubic inch and larger twin cam engine. The cams feature a sophisticated "Endurance Ramp" lobe design that makes big power but is easy on the tappets and valve train for long life. They feature a wide power band and pull great up to 5200 – 6200 RPM dependent upon the camshafts selected, and engine combination. The cams are made from 8620 billet steel for added strength and durability. Upgrade your camchest by installing a set of Comp twin cam camshafts.
( 6 )
$243.95
COMP Cams V-Thunder Hy-Rev Lifters
COMP Cams V-Thunder Hy-Rev lifters were designed to handle the demand of today's high performance engines. These anti-pump-up lifters are produced on state-of-the-art computer controlled machinery which hold the tolerances to 0.003 in. for a precise fit. If you are looking to increase rpm capability and valvetrain stability, look no further then COMP Cams V-Thunder Hy-Rev lifters.
Not Yet Reviewed
$110.95
KB Performance V-Twin Piston and Ring Kits
KB Performance V-Twin piston and ring kits bring all of the knowledge and experience of a legendary engine builder to the world of high performance motorcycles. These pistons use the latest manufacturing techniques and standards to ensure quality and maximum available performance. The kits are offered in hypereutectic 390 alloy and forged 4032 low-expansion alloy. KB Performance V-Twin piston and ring kits are available for Harley-Davidson® and Indian motorcycles in a variety of engine sizes and compression ratios.
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$129.99
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$239.99
Wiseco Tracker Series Pistons
Wiseco offers Tracker Series pistons for a variety of applications, including many Honda©, Kawasaki, KTM, Husqvarna, Gas Gas, Suzuki, and Yamaha off-road bikes and ATVs from 2006 and up. At the end of the day, it's all about the freedom riding gives us, which is why Wiseco believes the reliability and performance benefits of forged pistons shouldn't have to break the budget. Enter Tracker Series, a no-frills line of pistons for Harley-Davidson© engines designed to offer the forged strength Wiseco is known for at a mid-level price point. With multiple configurations available for different Harley© engine platforms, Tracker Series pistons will get you to the checkers. Additional product details: * Proprietary near-net forging technology reduces the amount of finish machining required, offering lower cost without sacrificing strength and longevity * ArmorFit skirt coating reduces operating friction and increases wear resistance for a better performing, longer lasting part * Supplied in kits containing pistons, rings, wrists pins, and circlips all under one part number * Ring sets include 3mm oil ring assembly, providing better oil control for consistent cylinder lubrication and reduced blow-by, resulting in improved durability and performance
Not Yet Reviewed
$111.99
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$242.99
COMP Cams Evolution Magnum Hydraulic Roller Camshafts
COMP Cams Evolution magnum hydraulic roller camshafts are high performance camshafts designed for your Harley-Davidson®. They are constructed from superior-quality materials to bring the best possible performance to your ride. If you're looking to upgrade your Harley®, COMP Cams Evolution magnum hydraulic roller camshafts are must-haves.
( 1 )
$205.95
HardDrive Billet Reusable Oil Filters
HardDrive reusable oil filters feature a CNC-machined billet housing with fins to increase its cooling abilities. Each filter element has three magnets to help collect debris that may contaminate the oil. These oil filters contain stainless mesh filter media that improves flow over paper fabric media; this also allows them to be easily cleaned and reused. The assemblies are available with a chrome or black anodized finish.
Not Yet Reviewed
$169.16
KB Performance V-Twin Powersports Piston and Ring Kits
KB Performance V-Twin powersports piston and ring kits bring all of the knowledge and experience of a legendary engine builder to the world of high performance motorcycles. Using the latest manufacturing techniques and standards to ensure quality and maximum available performance, the KB pistons are forged from 4032 aluminum alloy and are available for a wide range of Harley-Davidson® bikes, including 1948-1984 Shovelhead models. Select the size and other options recommended for your application needs.
Not Yet Reviewed
$162.99
Biker's Choice Oil Tank Dipsticks with Gauge
Biker's Choice oil tank dipsticks with gauge are available in analog with a 350 degree range and in digital styles. The digital dipsticks offer LCD display with blue backlight for viewing when dark, Celsius/Fahrenheit reads, automatic off, and overheat warning functions.
Not Yet Reviewed
$127.99
HardDrive Rear Drive Belts
Rear drive belts are under tremendous stress. HardDrive replacement belts are manufactured from state-of-the-art materials to ensure high-strength durability, quiet running, and a long life. Confirm the exact size of belt that is on your bike prior to ordering.
( 1 )
$157.46
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$230.36
Wiseco Powersports Piston Kits
Wiseco powersports piston kits include your rings, piston pin, and circlips. Wiseco has a decade of experience producing quality pistons for dirt bikes, ATVs, snowmobiles, outboard marine engines, and motorcycles. Their piston kits provide strong, lightweight pistons with optimized designs that improve engine efficiency and maximize your torque and throttle response. Plus, Wiseco powersports piston kits are produced right here in the USA. It's time to blaze your own trail with Wiseco powersports piston kits.
( 7 )
$156.99
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$237.99
Summit Bucks
S&S Cycle Breather Gears
Replace worn out breather gears with the heavy-duty steel versions from S&S Cycle. Manufactured from industry-leading materials and using up-to-date equipment, they ensure everlasting reliability and enduring value. Order the S&S breather gears designed for your motorcycle application. Product features include: * All-steel construction for superior dimensional stability; abrasion * Welded-in screen * Higher flow than stock * Elongated breather pocket scavenge hole for increased solution * Improved oil scavenging from breather gear pocket * Options: Standard diameter for replacement or new builds or Plus .030 in. diameter for damaged engines
Not Yet Reviewed
$169.95
COMP Cams High Performance Valve Spring Kits
Simplify your valvetrain assembly! COMP Cams high performance valve spring kits have everything that you need for a complete valve spring assembly. Springs and retainers are included, along with complete instructions for a worry-free installation.
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$145.95
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$195.95
Summit Bucks
S&S Cycle Quickee Adjustable Pushrods
Easily installed, easily removed--S&S Cycle Quickee adjustable pushrods are designed for a simple, trouble-free installation that does not require removal of the gas tank, rocker assemblies, or even the rocker box cover! Innovative Quickees feature threaded adjusters that screw into the pushrods until the threads disengage and the adjuster simply slides into the pushrods, making your installation or removal easy. Then, once the pushrods are installed and adjusted, the locknut keeps the adjuster from moving. They will work with stock and aftermarket cams, as well as stock pushrod covers. S&S proven performance makes life easier with their Quickee adjustable pushrods.
( 1 )
$209.95
Feuling Parts HP+ Lifters
Feuling Parts HP+ lifters are a great performance upgrade for your motorcycle--as the name implies, they're "Horsepower Plus!" Hydraulic roller lifters provide optimized (and cooler) oil flow to top-end valves, springs, rockers, shafts, and valve guides. The rollers reduce friction between the lifters and camshaft, extending the life of your valvetrain gear. HP+ lifters are CNC-machined, precision-ground, drop-in replacements for your stock lifters. They've been dyno-developed and track-tested for use with the Feuling oil pump or comparable high-volume models. HP+ lifters are available to fit a variety of bike makes and models, including Buell and Harley-Davidson®.
Not Yet Reviewed
$203.95
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$243.95
Summit Bucks
S&S Cycle Oil Filters
S&S Cycle oil filters are constructed out of a sturdy steel canister, which houses the finest filtering media and internal components available. The filter media has traps to catch the smallest particles possible but not restrict flow. The filters are available in a black or chrome finish to accent your ride properly. With S&S Cycle oil filters you'll keep your oil clean and your engine protected.
( 2 )
$183.95
Kibblewhite Lightweight Racing Valve Spring Kits
Kibblewhite is dedicated to providing the best lightweight racing valve spring kits available. The folks at Kibblewhite have years of experience building the finest valvetrain products, and that experience has culminated in these lightweight valve springs. Each spring starts life as the finest quality super-clean, chrome-silicon wire that is wound to the most exacting standards. After the spring is wound, it goes through a rigidly controlled heat treatment, stress relief, and shot-peening process that ensures the longest lasting and strongest springs possible. These springs are perfect for today's high-revving motors, whether you are on the race track or the trail. Upgrade to these Kibblewhite lightweight racing valve spring kits today and stop worrying about when one of your stock springs is going to fail you.
Not Yet Reviewed
$142.97
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$147.47
Summit Bucks
S&S Cycle Cam Chain Tensioners
S&S Cycle offers you superior valve train control for your motorcycle with their cam chain tensioners. They provide a thicker shoe, a larger piston, direct chain oiling, and tighter tolerances for improved stability and longer wear life over the stock cam chain tensioners. Order the S&S cam chain tensioners designed for your bike.
Not Yet Reviewed
$109.95
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$175.95
Summit Bucks
S&S Cycle Pinion Shaft Bearings
The internals are always important to replace or service when doing an engine rebuild. S&S Cycle pinion shaft bearings let you get that power plant back to prime performance, by replacing your worn bearings. They are an important part to keep your iron pony running well, and keep it fit for those long-haul road trips.
Not Yet Reviewed
$105.95
Summit Bucks
S&S Cycle Non-Adjustable Pushrods
S&S Cycle offers non-adjustable pushrods for a wide range of Harley-Davidson Big Twin street bikes from the 1940s, '50s, '60s, '70s, and '80s. * Details for 1948-52 models: S&S solid lifter pushrod set for 1948-52 panhead engines. Converts stock 1948-52 valvetrain to solid lifter operation by replacing stock pushrods, which contain built-in hydraulic units with solid non-adjustable S&S pushrods. Requires stock 1948-52 style adjustable lifters. Includes four non-adjustable steel pushrods. Fits stock 74 in. engines with 5.330 in. cylinder length. Pushrods only. * Details for 1966-84 HD models: Non-adjustable pushrod kit. Requires 1948-'2 style adjustable lifters. Includes four non-adjustable steel pushrods. (Pushrods are identical to those used in kit P/N 93-4068.) Recommended for all shovelhead and shovelhead top/panhead bottom engines with 1948-52 style lifters. Fits stock 5.330 in. cylinders.
Not Yet Reviewed
$101.95
Kibblewhite Tensilite Titanium Valves
Kibblewhite has developed these Tensilite titanium valves to cope with the stress of racings. These valves start life as a solid bar of premium titanium that is forged for the ultimate in strength. The stem is then pulled from the forging process and machined to tight tolerances to prevent premature fatigue or failure. After all of the machining and finishing is completed, Kibblewhite applies a hard titanium nitride shell to further increase the strength and longevity of the valves. To ensure the finest product available, Kibblewhite has lab-tested these valves and then put them through their paces in a variety of racing applications, from superbikes to dual-stage nitrous drag bikes. When the race is on the line and you need that extra edge, don't settle for anything but the best. Upgrade to these Kibblewhite Tensilite titanium valves and get a leg up on your competition.
Not Yet Reviewed
$134.56
