Part number SPRK-AUDI2.7T Supertech valve springs kit AUDI / VW ('00-'05) 30V engines with 5 valves per cylinder: Audi A4, A6 - 2.8 V6 Audi S4, RS4 - 2.7T V6 VW Bora, Passat - 2.8 V6 Audi A4, A6 - 3.0 V6
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Seat pressure - 60lbs @ 36.60mm, exhaust - 80lbs @ 33.20mm
Spring coil bind: intake - 23.00mm, exhaust - 19.50mm
Max lift: intake - 13.60mm, exhaust - 13.70mm
Rate: intake - 6.70lbs/mm, exhaust - 10.00lbs/mm
Intake single spring:
Outer diameter - 20.60mm
Inner diameter - 14.40mm
Exhaust double spring:
Outer spring outer diameter - 29.10mm
Outer spring inner diameter - 21.90mm
Inner spring outer diameter - 20.50mm
Inner spring inner diameter - 15.50mm
Set includes:
Intake springs - 18 pcs. SPR-A2095
Exhaust springs - 12 pcs. SPR-H1002D-AU
Titanium retainers: 18 pcs. intake RET-AU5VI-T2, 12pcs. exhaust RET-AU5VE-T1
Seats - 12 pcs. exhaust SEAT-H1000