PV2 Brass Proportioning Valve – Disc/Drum (172-1353) for GM vs PV4 Brass Brake Proportioning Valve for disc brakes
Overall winner: PV4 Brass Brake Proportioning Valve for disc brakes
Key Differences
POWERWORKS PV2 (A) lists solid brass construction and is a disc/drum valve aimed at GM vehicles and broader disc/drum use, while NPAUTO PV4 (B) focuses on disc brake systems with front/rear disc support and cites interchange part 172-1361. A is positioned as the more affordable, versatile disc/drum option; B has a higher average rating with fewer reviews but notes mixed satisfaction and possible vehicle compatibility variance
PV2 Brass Proportioning Valve – Disc/Drum (172-1353) for GM
Proportioning valve for disc/drum brakes, brass construction for durability. Fits most dual-reservoir master cylinders; 1/2'' and 7/16'' brake line ports. A user notes it fits well and is easy to install
Pros
- Solid brass construction
- Universal PV2 compatibility
- Disc/drum valve for versatility
- Easy installation
Cons
- Mixed opinions on build quality
- Reported leakage issues
PV4 Brass Brake Proportioning Valve for disc brakes
The PV4 universal brake proportioning valve fits most disc brake front and rear systems. It interchanges with part 172-1361 and suits a wide range of makes and models. Customer insight notes mixed expectations on compatibility
Pros
- universal compatibility
- front/rear disc brake support
- interchange part number 172-1361
- specified inlet/outlet thread sizes
Cons
- customer insight notes mixed satisfaction
- compatibility may vary by vehicle
- no explicit installation guidance
Head-to-Head
| Criteria | Winner |
|---|---|
| Price | POWERWORKS |
| Durability | Tie |
| Versatility | POWERWORKS |
| User Reviews | NPAUTO |