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Audi 2.7T A6 S4 RS4 Wossner pistons kit 81mm CR 8.5 K9091DA
Audi 2.7T A6 S4 RS4 Wossner pistons kit 81mm CR 8.5 K9091DA

Product detailed specification

Bore size

81.00mm

Stroke

86.40mm

Wossner compression ratio (CR)

8.5:1

OEM compression ratio (CR)

9.3:1

Dome volume (CC)

-9.60cm3

Compression height (CH)

30.70mm

Pin diameter

21mm

Fits for

Audi 2.7T 30V (AGB, ASJ, AZB)

€1,349.00
VW / Audi 2.5 TDI (non PD) ARP cylinder head stud kit 204-2.5TDi
VW / Audi 2.5 TDI (non PD) ARP cylinder head stud kit 204-2.5TDi
ARP is a manufacturer of fasteners/bolts found in engines and drivelines, ranging from OEM replacement parts to specialty hardware for racing applications. ARP is the world leader in fastener technology.
€439.00
BMW M5 4.4 V8 S63 Supertech exhaust valve BMEVI-1063S-HS
BMW M5 4.4 V8 S63 Supertech exhaust valve BMEVI-1063S-HS

Product detailed specification

Model number

BMEVI-1063S-HS

Head diameter

29mm

Stem diameter

5.94mm

Length

106mm

Material

Inconel-Nimonic / Sodium Filled

Fits for

BMW 4.4 V8 Biturbo - (S63B44)



€70.00
BMW 2.0 16V B48B20 FCP racing conical spring and retainer kit
BMW 2.0 16V B48B20 FCP racing conical spring and retainer kit
Valve springs data
Installed seat pressure - 34kg (75lbs)

Load - 63kg@10mm (140lbs@10mm)
Max lift - up to 12mm
Made from chrome-silicon steel SAE9254-V
BMW - 2.0 16V Turbo B48B20
With this set the risk of valve flutter and a possible engine failure is minimized.
Recommended for engines with series and racing camshafts and over 7500 RPM.
Kit includes:
16 pcs. conical valve springs
8 pcs. titanium retainers 5mm
8 pcs. titanium retainers 6
mm
€539.00