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Supertech Valve Spring & Retainer Kit - MX8 NB 1.8L
Supertech Valve Spring & Retainer Kit - MX8 NB 1.8L

Supertech Valve Spring & Retainer Kit - MX8 NB 1.8L

by Supertech
$1,085.13 NZD
SKU ST-SPRK-MM18D
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Stock Status:  Available To Special Order - Check Shipping Details Below

This product is available for special order. You can still purchase this item - read below for more information on our special order freight options.

Special orders are shipped in two steps from our international suppliers to Speed Science HQ , then to you.
(2)(1)
(1) Shipping options:

!! TRANSIT TIMES ONLY !!

DOES NOT INCLUDE ORDER PROCESSING TIME.

STOCK AVAILABILITY WITH SUPPLIER IS NOT GUARANTEED AT TIME OF ORDERING..


Air Freight Consolidated.

15-25 Days

Ocean Freight.

3 to 4 months

Ocean freight orders are shipped in bulk to enable us to provide the best price
possible.

Therefore,
your order may not leave the country of origin for up to 4 months.


(2) Shipping options:

Auckland.
Overnight

North Island.
1-2 days

South Island.
2-3 days

Rural Delivery.
Extra 1-3 days (incl track packs)

Australia - Standard
7-9 days

Australia - Express
4-7 days

Rest of World
10-20 days

Time frames are estimates only and subject to product availability and order processing with supplier.

Supertech valve springs are computer designed to ensure smooth harmonics under high RPM and load. The stress levels are kept under control and fatigue is reduced for long durability under extreme conditions.

These springs are made of premium Superclean Chrome Silicon Vanadium steel alloy, which is a tough alloy that was designed for higher performance and durability at high RPM's and memory retention.

Specifications:

  • Outer Spring O.D.: 27.50mm
  • Outer Spring I.D.: 20.00mm
  • Inner Spring O.D.: 20.00mm
  • Inner Spring I.D.: 15.20mm
  • Seat: 74 @ 34.20 (lbs@mm)
  • Open (lift): 177 @ 10.5 (lbs@mm)
  • Max net lift: 13.00mm
  • Coil bind: 20.70mm
  • Rate: 12.10 lbs/mm

Retainer P/N: RET-TS60/MA2 + (16) SEAT-TS/MA18I+OEM (use '97 + Cotters)

Note: This is for a complete set of dual intake and exhaust valve springs, & retainers and spring seats.

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