{"product_id":"wilwood-residual-pressure-valve-kit-2-lb-and-10-lb-billet-aluminum-valves-red-anodized-includes-fittings","title":"Wilwood residual pressure valve kit — 2 lb and 10 lb billet-aluminum valves, red anodized, includes fittings","description":"\u003cp\u003e\u003cstrong\u003eWilwood 26013784 Brake Kit is a pair of billet-aluminum residual pressure valves (2 lb and 10 lb) designed to maintain minimum brake-line pressure for disc and drum systems without causing drag.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis compact kit solves common brake feel and pedal travel issues by keeping a controlled amount of pressure in the lines. The lower-pressure (2 lb) valve prevents caliper pistons in disc systems from retracting too far when the master cylinder is mounted below the calipers, while the higher-pressure (10 lb) valve is intended for drum brake wheel cylinders to compensate for return-spring tension. Both valves are CNC-machined from billet aluminum, finished in red anodize, and come with fittings to adapt to most domestic 3\/16\" hard brake lines.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the 2 lb valve help disc brake systems?\u003c\/h3\u003e\n\u003cp\u003eThe 2 lb residual pressure valve retains a small, controlled pressure in disc brake lines so caliper pistons do not back away from the rotor due to gravity or vibration. That controlled pressure shortens pedal travel and restores firmer, more consistent initial bite without causing brakes to drag. It’s particularly useful when the master cylinder sits lower than the calipers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrevents fluid drain-back that leads to soft pedal feel\u003c\/li\u003e\n  \u003cli\u003eReduces excessive caliper piston retraction\u003c\/li\u003e\n  \u003cli\u003eMaintains quicker pad-to-rotor contact on first application\u003c\/li\u003e\n  \u003cli\u003eDesigned for disc systems where master cylinder is below calipers\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhen should I use the 10 lb valve for drum brakes?\u003c\/h3\u003e\n\u003cp\u003eThe 10 lb valve is calibrated to hold more pressure and is intended for drum brake wheel cylinders, where return spring force can allow fluid to leak past seals or cause inconsistent sealing. By keeping a moderate residual pressure, the valve helps ensure the wheel cylinder seals remain seated and reduces pedal travel while preserving free wheel rotation when released.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompensates for drum brake return spring tension\u003c\/li\u003e\n  \u003cli\u003eHelps maintain wheel-cylinder sealing and consistent response\u003c\/li\u003e\n  \u003cli\u003eReduces excess pedal travel common in drum systems\u003c\/li\u003e\n  \u003cli\u003eSuitable for classic cars, street rods, and vehicles with drum rears\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and fittings are included, and why do they matter?\u003c\/h3\u003e\n\u003cp\u003eWilwood machines these valves from billet aluminum for durability, light weight, and corrosion resistance, then applies a red anodized finish for identification and protection. The kit ships with two 1\/8-27 NPT to 3\/-24 inverted flare female fittings, which adapt to most domestic 3\/16\" hard brake lines for straightforward installation without custom adapters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBillet aluminum construction for strength and longevity\u003c\/li\u003e\n  \u003cli\u003eRed anodize finish for corrosion resistance and visual ID\u003c\/li\u003e\n  \u003cli\u003eIncludes two adapter fittings for common hard-line sizes\u003c\/li\u003e\n  \u003cli\u003eCompact footprint for easy placement on brake lines or manifolds\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow will installation affect brake balance and maintenance?\u003c\/h3\u003e\n\u003cp\u003eInstalling residual pressure valves slightly alters the resting pressure in a circuit but is intended to improve initial pedal feel and prevent unwanted fluid return; it does not replace proportioning or balance components. Proper placement and using the correct valve (2 lb vs 10 lb) for each end is important to avoid drag and keep brake balance predictable. Routine inspection and proper bleeding procedures remain necessary to ensure safe operation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse the 2 lb for disc calipers, 10 lb for drum wheel cylinders\u003c\/li\u003e\n  \u003cli\u003eFollow proper brake-bleeding after installation to remove air\u003c\/li\u003e\n  \u003cli\u003eCheck for any signs of dragging during initial road tests\u003c\/li\u003e\n  \u003cli\u003eComplementary to, not a substitute for, proportioning valves or ABS systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Wilwood 26013784 Brake Kit is aimed at enthusiasts and mechanics upgrading performance street cars, hot rods, drag vehicles, or off-road machines that need crisper pedal feel and reduced travel caused by fluid drain-back or spring tension. If you work on classic drum applications, high-mounted master cylinder setups, or any system experiencing excessive pedal travel, this kit provides a compact, durable solution that integrates with common hard-line fittings.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use the 2 lb valve with drum brakes?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No. Use the 2 lb valve for disc calipers; drum brakes require the 10 lb valve to compensate for return-spring tension.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are fittings included to connect to hard brake lines?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The kit includes two 1\/8-27 NPT to 3\/-24 inverted flare female fittings for most 3\/16″ domestic hard lines.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Wilwood","offers":[{"title":"Default Title","offer_id":48086143533214,"sku":"B01H7RO6IU","price":42.66,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/wilwood-brake-kit-front-view.jpg?v=1785886548","url":"https:\/\/northtrailauto.ca\/products\/wilwood-residual-pressure-valve-kit-2-lb-and-10-lb-billet-aluminum-valves-red-anodized-includes-fittings","provider":"North Trail Auto","version":"1.0","type":"link"}