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SKU: 421006

CNC Fabrication Stage 1 Valve Spring Kit - 7.3 Powerstroke (1994-2003)

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Regular price $149.95
Shipping calculated at checkout.

Add Valve Seals And/Or Shims

Shipping & delivery

Usually ships in 2–3 business days unless a different lead time is shown on this page. Shipping cost is calculated at checkout (UPS or USPS to the contiguous U.S.).

Shipping policy · Returns · Fitment questions? (561) 207-7988

Delivery and Shipping

Standard order processing is 2–3 business days unless this product or your order confirmation states a different lead time. Custom-built, made-to-order, backorder, and pre-order items follow their stated lead times.

Enclosures and subwoofer boxes ship for $50 per unit. Other shipping charges are calculated at checkout. Orders outside the contiguous 48 United States may require additional shipping; we will contact you for approval before shipment.

Subwoofer boxes ship UPS Ground where available. Read our Shipping Policy and Return and Refund Policy for delivery, product-specific return windows, and warranty details.

Description

Stage 1 Valve Spring Kit

Features and Details:

  • 16 Per Package
  • Approximately .510" Max Lift At Recommended Installed Height
  • OD: 1.354"
  • ID:  0.940"
  • SeatLoad: 119LBS @1.800"
  • Open Load: 312LBS @1.350"
  • Coil Bind: 1.280"
  • Rate: 458 Lbs/In
  • 5% cancellation fee by manufacturer

Description: 

Great mild upgrade over stock valve springs for around for under a 500hp engine. 

    Fitment & installation

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    Selected part: 421006

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