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Supertech K Series 92 lbs Dual Valve Springs with Titanium Retainers-A1

Supertech K Series 92 lbs Dual Valve Springs with Titanium Retainers

Part Number: SPRK-H1021D

5 out of 55 out of 55 out of 55 out of 55 out of 5 2 customer reviews
$431.14 & Free Shipping

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10 In Stock
Extra 5% until 11/26/2018. Discount applied in cart.

Description

Supertech dual valve springs with retainers for k-series and S2000 engines
  • Seated Pressure: 92 lbs at 40.40mm
  • Open Pressure: 253 lbs at 12mm
  • Coil Bind: 22.7mm
  • Rate: 13.2mm
  • Outer Spring 30mm OD / 21.8mm ID
  • Inner Spring 21.3mm OD / 15.5mm ID
  • Valve springs made with premium Superclean Chrome Silicon Vanadium Steel Alloy
  • Retainers are made from titanium
  • Includes seats
  • Computer designed to ensure that wire stress levels do not overpass the limits for long durability
  • Works in K20A2, K20A3, K24A2, K24Z3, K20Z1, F20C1, F22C1, K20C2, K20Z3, K24Z7 Engines

Images may be for reference only

Specifications

Brand: Supertech
Part Number: SPRK-H1021D
Valve Spring Seat Pressure: 92 lbs
Valve Spring Open Pressure: 253 lbs

Vehicle Fitment

Acura RSX
Honda Accord
Honda Civic
Honda CR-V
Acura TSX

Customer Reviews

5.0 out of 5.0 5 out of 55 out of 55 out of 55 out of 55 out of 5

2 Total Reviews

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Most Recent


5.0 out of 5.0 5 out of 55 out of 55 out of 55 out of 55 out of 5

Caution!

By TaoHawaii on 3/24/2012

These fit perfectly when used with supertech keepers. They did NOT fit on any of the HONDA keepers that I tried. I tried the ones with triangles, dashes, and nothing. None of them fit! However they do fit perfectly with Supertech's keepers.


5.0 out of 5.0 5 out of 55 out of 55 out of 55 out of 55 out of 5

Perfect Fit!

By Hamburglar on 7/28/2008

Now I rev to 9,200rpm daily! No problems whatsoever


Read All 2 Reviews

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