EA824 4.0TFSI UPGRADE INTERNAL KIT (2 KITS FOR BOTH PUMPS)
780,00 €
VIS Motorsport high-pressure fuel pump (HPFP) upgrade for the 4.0 TFSI V8 (EA824) engine.
The VIS Motorsport internal high-pressure fuel pump (HPFP) upgrade for 4.0 TFSI V8 (EA824) engines delivers increased performance, precision engineering, and exceptional durability under pressure.
🔧 Technical Specifications
Piston top clearance: 0.001–0.00015 mm
Roundness deviation: max 0.001 mm
Hardness before final machining: 370–450 HBN
Nitriding depth: 0.15–0.25 mm
Hardness after nitriding: HV10 760–860 kgf/mm²
Material: specially selected 34MoCr11 steel (STAS 791-1988)
⚙️ Technical Advantages
+20% increased piston surface, capable of operating above 150 bar
Suitable for large turbos or even OEM setups, adding up to +10 bar fuel rail pressure (without mandatory software upgrade)
Piston head designed for optimal fuel flow
Dual-stage heat-treated and hardened piston surface
Laser marking for traceability and anti-counterfeit protection
📦 Includes
Internal upgrade kit (not a complete pump)
Detailed installation guide with step-by-step photo instructions
| Model | Audi A8 (D4) – 4.0 TFSI, Audi RS6 (C7) – 4.0 TFSI, Audi RS7 (C7) – 4.0 TFSI, Audi S6 (C7) – 4.0 TFSI, Audi S7 (C7) – 4.0 TFSI, Audi S8 (D4) – 4.0 TFSI, Bentley Continental GT V8 (pre facelift), Bentley Flying Spur V8 (pre facelift) |
|---|---|
| Brand | Audi, Bentley |
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