EA824 4.0TFSI upgrade internal kit - 2 kits for both pumps
EA824 4.0TFSI UPGRADE INTERNAL KIT (2 KITS FOR BOTH PUMPS)

780,00 €

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EA824 4.0TFSI upgrade internal kit - 2 kits for both pumps
EA824 4.0TFSI UPGRADE INTERNAL KIT (2 KITS FOR BOTH PUMPS)
EA824 4.0TFSI UPGRADE INTERNAL KIT (2 KITS FOR BOTH PUMPS)
EA824 4.0TFSI UPGRADE INTERNAL KIT (2 KITS FOR BOTH PUMPS)
EA824 4.0TFSI UPGRADE INTERNAL KIT (2 KITS FOR BOTH PUMPS)
  1. EA824 4.0TFSI upgrade internal kit - 2 kits for both pumps
  2. EA824 4.0TFSI UPGRADE INTERNAL KIT (2 KITS FOR BOTH PUMPS)
  3. EA824 4.0TFSI UPGRADE INTERNAL KIT (2 KITS FOR BOTH PUMPS)
  4. EA824 4.0TFSI UPGRADE INTERNAL KIT (2 KITS FOR BOTH PUMPS)
  5. EA824 4.0TFSI UPGRADE INTERNAL KIT (2 KITS FOR BOTH PUMPS)

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.

SKU: VIS-EA824 Category:

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