Engine

601 products

$837.99

Features & Benefits:- * Bore = 3.498″ * Stroke = 4.250″ * Forged 4032 Alloy is an 11% silicon alloy that is formed in a forging press then fully machined * Best resistance to cracking in hi-co...

KB PISTONS

$837.99

Features & Benefits:- * Bore = 3.518″ * Stroke = 4.250″ * Forged 4032 Alloy is an 11% silicon alloy that is formed in a forging press then fully machined * Best resistance to cracking in hi-co...

KB PISTONS

$837.99

Features & Benefits:- * Bore = 3.508″ * Stroke = 4.250″ * Forged 4032 Alloy is an 11% silicon alloy that is formed in a forging press then fully machined * Best resistance to cracking in hi-co...

$334.99

Features & Benefits:- * Helps prevent M8 Cylinder Head Cracking. * Relieves stress on the M8 cylinder heads. * The factory and SE cylinder heads have an extremely weak link with the rocker ar...

$540.99

Get ready to unleash serious power with the largest bolt-in cam we’ve ever produced for M8 models–the S&S Cycle HPT496. Designed to deliver big Horsepower and Torque gains, this cam works seam...

JAGG OIL COOLERS

$1,410.99

Now including a Jagg 4501 sandwich adapter for comprehensive fitment of air-cooled Milwaukee-Eight. Extreme performance in a compact package, the Jagg Fan-assisted Vertical Oil Cooler system is de...

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JAGG OIL COOLERS

$1,109.99

The cooler mounts to the left frame down-tube, spaced away from the frame to allow airflow to both the oil cooler and engine’s cylinders. The cooler is mounted to the frame using unique, highly du...

JAGG OIL COOLERS

$1,109.99

Now including a Jagg 4550 HyperFlow sandwich adapter for comprehensive fitment of air-cooled Sportsters. Extreme performance in a compact package, the Jagg WideLine Series 10-row high-performing t...

JAGG OIL COOLERS

$1,109.99

Now including a Jagg 4550 HyperFlow sandwich adapter for comprehensive fitment of air-cooled Sportsters. This was the first Jagg Oil Cooler. Originally designed especially for Harley-Davidson moto...

JAGG OIL COOLERS

$1,109.99

Now including a Jagg 4501 sandwich adapter for comprehensive fitment of air-cooled Milwaukee-Eight. This was the first Jagg Oil Cooler. Originally designed especially for Harley-Davidson motorcycl...

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JAGG OIL COOLERS

$989.99

Now including a Jagg 4550 HyperFlow sandwich adapter for comprehensive fitment of air-cooled Sportsters. Originally designed for Harley-Davidson Motorcycles, the Jagg SlimLine has become the popul...

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JAGG OIL COOLERS

$436.99

Built for reliable performance and easy installation, the Jagg part # 4501 oil filter adapter allows for easy access to the oil supply while maintaining optimal flow characteristics. After filtra...

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JAGG OIL COOLERS

$339.99

Built for reliable performance and easy installation, the Jagg part # 4500 oil filter adapter features ProLine swivel fittings for easy oil plumbing. Installs between the oil filter landing and t...

$616.99

Features & Benefits:- * Sold as a set of 4. Tech Tip:- * Milwaukee-Eight: Does not work with the stock HD Push Rod Covers * Prior to Start-up, the engine should be wound over with spark plugs...

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DAYTONA JAPAN

$775.99

Features & Benefits:- * Meets or exceeds OEM specifications * Come completely fitted and ready to install * Complete set includes a two-hole crankpin, aluminum retainers, bearings, nuts and fo...