4.9 Noonan Hemi - Turbocharger

ACE Turbocharged 4.9 Noonan Billet Hemi – The Ultimate Race Engine

Our turbo 4.9 Noonan Billet Hemi engine is the ultimate choice for max-effort race cars competing in ProMod, Pro275, LDR, Radial vs. World (RvW), or No Time classes. Proven on the track, this combination currently holds an ET record of 3.48 seconds in ProMod trim.

Redefining the Billet Hemi Block

The Noonan 4.9 is the next evolution of the billet Hemi engine, completely redesigned with racers and low-maintenance performance in mind.

Key improvements include:

• Optimized valvetrain geometry

• Stronger cylinder head stud pattern and size

• Raised cam design for durability

• Reinforced main cap design

Built for Serious Racers

The 4.9 Noonan block delivers:

• Maximum horsepower potential

• Easier trackside serviceability

Our ACE turbo 4.9 Noonan Billet Hemi Engine includes, but not limited to the following machining/blueprinting:

• Balancing
• CNC Block Machining
• CNC Sunnen SV-30 vertical hone with diamond stones
• Cylinders double torque plate diamond honed for correct piston to wall clearance and surface finish
• Surface finish honed according to fuel and power adder
• Detailed Engine Build Specifications File

Short Block Components:

• Noonan 4.9" Bore Space Hemi billet block
• Clevite Main Bearings
• Clevite Rod Bearings
• 70mm Cam Bearings
• Winberg or Callies Billet Crankshaft
• Billet Aluminum Rods
• Custom ROSS Racing Pistons

Long Block Components:

• Custom Camshaft 70mm
• Jesel 1.062 Keyway lifters
• Noonan Promod Hemi 4.9 cylinder heads - Turbo port
• Top Fuel Hoops
• ARP 5/8" Head Studs
• Copper Head Gaskets
• Titanium Intake valves
• Titanium Exhaust valves
• PSI Valve Springs
• Manton Push Rods
• Manton Billet Rocker Arms
• RCD Gear Drive
• ATI Damper
• RCD Timing Kit
• Oil Pump & Custom Oil Pan
• Noonan Billet Intake Manifold & Fuel Rails
• ARP Hardware
• Noonan/ACE Racing Engines Billet Valve Covers

– Not for street use.