5/8″ or 0.625″ bore, Girling Style “GS” Compact Integral Master Cylinder by Wilwood

5/8″ or 0.625″ bore GS (Girling Style) master cylinder for brake or clutch use:

• Wilwood’s new GS Compact Integral Master Cylinders are an all new rebuildable design featuring a high pressure die cast aluminum body with a protective e-coat finish.
• Integral cylinders feature a positive seal internal bellows cap.
• Internally, a refined return spring and piston assembly assures positive pressure control along with a quick and complete release.
• Lightweight aluminum construction with black e-coating, this master cylinder offers consistent, reliable stopping power for a variety of applications ranging from open-wheel circuit to drag racing to off-roading.
• Designed as a direct bolt-on replacement for applications using Girling master cylinders. Same 2.25″ bolt pattern center-to-center. Stop overspending on master cylinders that are difficult to source and can’t be easily worked on.
• Compatible cap is part 330-16239 Girling-style Master Cylinder Cap by Wilwood.
• Other bore sizes available here: 0.700″ part number 260-15097 or 3/4″ or 0.750″ part number 260-15098.
• Click here to view Wilwood installation instructions for all models.
  • WARNING: Do not use DOT 5 silicone brake fluid for racing or performance driving, use only DOT 3, DOT 4 or DOT 5.1 brake fluid.

Wilwood part # 260-15096