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8-71 - Race - Billet Case / Billet Rotors – High-Helix - Front Discharge ( Retro ) Setback - Requires a setback plate
Next to XR1 8-71 for Boost Potential lot less $$$$$
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Billet Case
- CNC machined 6061-T6 Aluminum
- Increased Strength over cast
- Hard Anodized Interior
- Single Delta bottom opening for Increased Rotor-to-Case sealing (High Efficiency)
- Removable Top Insert for Increased tunability (7.5” to 10.5”)
- Inlet designed for use with injector hats
- Machined for Rear Cooling Nozzles
- Mirror-Like Polish or Black Anodizing
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Billet Rotors 18 point
- 120° Twist (High-Helix)
- Hard Anodized
- Full Teflon Stripped (18 Point)
- Rotor Clearance options available (Alcohol, E-85, Gas)*
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Billet Front Cover
- Oil Level Sight Glass
- Oil Drain Plug
- Polished Pressure Relief Valve
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Billet Bearing Plates
- Machined Pocket for High Efficiency air flow (Front Discharge – “Retro”)
- Increased Strength over cast
- Hard Anodized
- Designed for Track use ONLY- Alky or nitro ok- *
- Excellent for Race applications up to 540 CID
- 2 ¼” Set Back Plate Required (“Retro”)
- Ideal for Higher RPM Engines- Continues to make boost at above 10, 000 RPM Blower Speed