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Speedway Motors Park-Lok Hydraulic Line Lock Valve with 1/8 Inch NPT Inlet and Outlet Fittings, Universal Rear Brake Holding Valve for Parking and Staging Applications

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Product details

Management number 228287954 Release Date 2026/05/31 List Price $20.80 Model Number 228287954
Category

Hydraulic line pressure keeps brake secure. No special linkage. Not recommended for use with silicone brake fluid or as an emergency brake. Features 1/8" NPT female on inlet/outlet. Device is generally used to lock the rear brakes. To set the lock, step on the brakes, push the lock knob down, and take your foot off the brake. To release the lock, step on the brake again slightly harder than before and it will release automatically. Warning:This is not compatible with any silicone brake fluid. Kit Includes: (1) Speedway Park-Lok Universal Hydraulic Parking Brake Line Lock. (2) 1/8" NPT Brake Adapter Fittings.

  • Hydraulic Brake Holding Function – Uses hydraulic line pressure to securely hold the rear brakes, making it ideal for parking or staging use.
  • Universal Fit Design – Compatible with a wide range of vehicles and brake systems using standard hydraulic plumbing.
  • NPT Port Configuration – Features 1/8" NPT female inlet and outlet ports for straightforward integration into existing brake lines.
  • Rear Brake Locking Use – Commonly installed to lock rear brakes only, providing controlled holding without affecting front brakes.
  • Complete Valve Assembly – Includes the Park-Lok valve and two 1/8" NPT brake adapter fittings; not compatible with silicone brake fluid.
ASIN B07TB2PSGM
Brand Name Speedway Motors
Unit Count 1.0 Count
Valve Type check valve
Item Weight 16 ounces
Manufacturer Speedway Motors
Model Number 9107978
Material Type Aluminum
Connector Type Adapter
Exterior Finish Anodized
Item Dimensions 2 x 1 x 3.25 inches
Number of Ports 2
Specification Met Energy Rating
Included Components Includes product as described
Inlet Connection Type National Pipe Tapered
Outlet Connection Type FNPT
Manufacturer Part Number 9107978
Manufacturer Warranty Description See Return Policy

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