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Subaru BRZ / Toyota GT86 Supertech Dual Spring & Retainer Kit  488.58 
Ex Tax of 20% 

Overview

Valve springs are made with premium Superclean Chrome Silicon Vanadium Steel alloy for higher performance & durability at high rpms and better memory.
Computer designed to ensure that wire stress levels do not overpass the limits of stress defined in the diagrams of fatigue for long durability under extreme conditions.Computer software also allows us to make sure that the harmonics arewell under control.
The Retainers are manufactured with high quality military certified Titanium alloy, CNC machined for a tight fit that will ensure a long durability.

Specification

 

Part Number

SPRK-1002-BRZ

SPRK-1001-BRZ
Engine Type

Toyota GT86

Subaru BRZ

Toyota GT86

Subaru BRZ

Outer Spring Diameter

29.05mm OD
21.85mm ID

20.5mm OD
15.5mm ID
Inner Spring Diameter

20.5mm OD
15.5mm ID

22.2mm OD
16.8mm ID
Spring Pressures (lbs@mm)

Seat - 74 @ 33.5
Open - 174 @ 10

Seat - 87 @ 33.5
Open - 212 @ 10

Spring Coil Bind

19.5mm 18.5mm
Spring Max Net Lift

14mm

15mm
Spring Rate lbs/mm

10mm

12.5mm
Kit Includes:
  • Springs
  • Seats
  • Retainers
  • Springs
  • Seats
  • Titanium Retainers

 

Available Options:
GT86 & BRZ Spring options:
SPRK-1001-BRZ 
SPRK-1002-BRZ 
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