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Engines and Components› Camshafts and Valvetrain

Trick Flow

Track Heat Valve Spring Upgrade Kit

$308.19 $264.99 Save $43.20

SKU: TFS-2500200

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Trick Flow Specialties TFS-2500200 is a valve spring upgrade kit designed for Ford 289-351W engines with standard Twisted Wedge cylinder heads. It allows for an upgrade to Track Heat cylinder head specifications.

The kit includes dual valve springs with a 452 lbs./in. spring rate, steel retainers, steel locks, and valve stem seals. The springs have a 1.460 in. outside diameter and a 1.013 in. coil bind height.
Show original supplier description
The Trick Flow Specialties TFS-2500200 Valve Spring Upgrade Kit is engineered to enhance the performance of Ford 289-351W engines equipped with standard Twisted Wedge cylinder heads, bringing them up to Track Heat cylinder head specifications. This comprehensive kit includes dual valve springs with a spring rate of 452 lbs./in. and an outside diameter of 1.460 inches. It also features retainers and locks made from durable steel, a 10-degree lock style, and single-groove locks. The kit comes complete with valve stem seals and valve spring shims. Key specifications for this upgrade kit include an installed height of 1.800 inches with a seat pressure of 134 lbs., and an open height of 1.200 inches with an open pressure of 405 lbs. The coil bind height is 1.013 inches. The springs are designed to support valve lift up to .600 inches and are not coated. The valve stem diameter is compatible with 0.341 inch (8.66mm) stems. It is compatible with Ford 289, 302, and 351W engines, specifically for applications requiring upgraded valvetrain components for standard Twisted Wedge street heads.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandTrick Flow
Part NumberTFS-2500200
CategoryEngines and Components
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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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