ACES Fuel Injection Royal Flush EFI/CDI Top End Kit for 351C/460 Big-Block Ford Engines

From a 4-barrel throttle body and separate ECU to a highly stable distributor, the Royal Flush EFI and CDI top end kit truly lives up to its name! ACES Fuel Injection specially designed this kit to bring out the best performance within 351C and 460 Big-Block Ford engines. You not only get to choose the throttle body finish, which hosts four 100 lb/hr fuel injectors, but you also get support for up to 650 naturally aspirated horsepower. All the critical monitoring sensors come included like the TPS, MAP, and wide-band O2.

Features and Benefits:
- Fits most 4150-flange, 4-barrel intake manifolds
- Separate ECU & throttle body to avoid engine heat/vibrations
- Throttle body configured similar to 4-barrel carburetor
- Throttle body comes in black or polished finish
- (4) 100 lb/hr fuel injectors
- Works best with 200-600 HP applications
- Supports up to 650 naturally aspirated horsepower
- TPS, MAP, IAT, & wide-band O2 sensors built into throttle body
- Features digital capacitive discharge ignition (DCDI)
- 2-step rev limiter setting for burnout & launch RPM control
- Primary voltage: 450-530 volts, secondary voltage: 50,000 volts
- Blackjack Pro distributor with CNC-machined, cast aluminum body
- Sealed ball bearing on top, sintered steel bushing on bottom
- Maintains stability up to 10,000 RPM
- Startup wizard & self-learning ECU simplify installation
- Consistently & quickly manages in/output, signals, voltage, & RPM
- Automotive-grade, die-cast aluminum ECU housing
- Configurable for boost & nitrous applications via laptop

As for the CDI component of the kit, it uses a digital capacitive discharge ignition (DCDI). Its primary voltage is capable of 450-530 volts while the secondary voltage reaches an unbelievable 50,000 volts. Drivers even get a two-step rev limiter setting for both burnout and launch RPM control. The Blackjack Pro distributor then keeps stability in check, as its cast aluminum body is capable of maintaining stability up to 10,000 RPM. This is thanks to its careful placement between the sealed ball bearing and sintered steel bushing. Plus, the startup wizard and self-learning ECU custom build a tune unique to your ride.

Vehicle Fitment:
- 1965-1985 Ford Mustang
- 1966-1977 Ford Bronco
- 1948-1979 Ford F-100
*For models with a 351C or 460 Big-Block Ford engine ONLY

Tech Tip: The self-learning function works best for stock to mildly modified applications. For more aggressive applications and even some stock/mild applications, ACES Fuel Injection offers free tuning software on their website.

Please Note: The kit is E85-compatible, you simply need to change several settings for it to work. However, any damages to the system caused by using E85 are not covered by the ACES Fuel Injection warranty policy.