Star Racing Camshafts for Harley-Davidson Milwaukee-Eight Engines
Designed by drag racing legend George Bryce, Star Racing camshafts unlock serious horsepower and torque from your Milwaukee-Eight engine. These precision-ground cams deliver race-proven performance, enhanced throttle response, and that signature Harley rumble—ideal for street, touring, or full-race builds (2017-2025 non-VVT models). Each cam is engineered for maximum usable power while maintaining reliability.
30/30 Cam (.485" Lift)
The ultimate bolt-in upgrade for stock Milwaukee-Eight engines (107ci, 114ci, 117ci). This cam provides massive gains in low-end torque and mid-range power without requiring valve spring upgrades.
- Power Band: 1700–5500 RPM
- Key Features: Works with stock springs; distinctive lope at idle for authentic Harley sound; unique intake/exhaust lobe design blends strong torque with excellent mid-range pull.
- Best For: Street riders seeking big performance gains from a simple drop-in install. Delivers impressive horsepower and torque increases while remaining highly streetable.
M28 Cam (.540" Lift)
Specifically optimized for 2024+ center-cooled (Gen 2) Milwaukee-Eight engines, this is the biggest bolt-in cam for newer models.
- Power Band: 2000–5500 RPM
- Key Features: Intake closes at 28° ABDC; aggressive lope at idle; dual-profile design with intake focused on low-RPM power and exhaust on top-end; compatible with stock springs in Gen 2 engines (requires high-performance springs and lifter guides for Gen 1).
- Best For: Owners of 2024-2025 Touring or 2025 Softail models wanting maximum bolt-in gains in stock or lightly modified 117-121ci engines. Excellent street manners with strong low-to-mid power.
F35A Cam (.572" Lift)
A high-lift evolution of the legendary 30/30, offering even more aggressive performance in near-stock setups. Short duration with massive lift traps more air for explosive power.
- Power Band: 2300–6500 RPM
- Key Features: Intake closes at 35° ABDC; pulls incredibly hard from 2500 RPM; requires high-performance valve springs and lifter guides.
- Best For: Enthusiasts with stock or lightly modified engines wanting the biggest, most powerful bolt-in cam possible. Outperforms the 30/30 with superior air trapping and mid-to-high RPM dominance.
3/4 Race Cam (.585" Lift)
The best-selling mid-level race cam, delivering reliable high-lift performance with balanced power delivery.
- Power Band: 2300–6500 RPM
- Key Features: Intake closes at 42° ABDC; unique lobe design combines strong low-mid torque with top-end horsepower; requires high-performance valve springs.
- Best For: 124ci–133ci big bore builds or modified engines. Provides hard-pulling acceleration from 2500 RPM up, making it ideal for aggressive street or touring use.
F47 Fighter Street/Race Cam (.600" Lift)
A high-performance street/race hybrid grind for bigger builds, blending strong mid-range with extended top-end pull.
- Power Band: 2500–6500 RPM
- Key Features: Intake closes at 47° ABDC; unique dual-profile design (low-mid intake lobe + top-end exhaust lobe); requires high-performance springs and lifter guides.
- Best For: Big-inch engines (131–143ci, Gen 1 or Gen 2). Delivers explosive acceleration from 2500 RPM upward—perfect for streetable yet aggressive performance machines.
Full Race Cam (.615"–.627" Lift)
Extreme high-RPM race grind for maximum horsepower in built engines (includes Full Race and updated Full Race 2.0 variants).
- Power Band: 3000–7000 RPM
- Key Features: Intake closes at 52°–54° ABDC; aggressive racing profile with pronounced cam sound; requires high-performance springs and professional clearance checks (piston-to-valve, coil bind).
- Best For: Big-inch (131–150ci) or high-revving (124–133ci) race engines. Designed for all-out performance—perfect for drag strips or serious competition builds seeking peak power.
All Star Racing cams are proudly made in the USA and backed by decades of NHRA championship-winning expertise. Pair with supporting mods (exhaust, air cleaner, tuning) for optimal results. Note: For closed-course competition use only in many regions; professional installation recommended for advanced grinds. Elevate your Milwaukee-Eight to championship levels with Star Racing!
