Dual Master Cylinder – 1.032″ Bore

Dual master cylinder assembly with reinforcing plates / 1.032″ bore

 
Application
Vehicles with front and rear manual disc brakes
Manual drum brakes if used with 10 lbs residual valves

Overview
Pressure is delivered equally out of both ports
Volume is greater from the port closest to the push rod
An adjustable proportioning valve is highly recommended

Aluminum Master Cylinder With Plastic Reservoir
• 1.032″ bore size
• Cast aluminum body anodized for corrosion resistance
• Flange for firewall mounting – 21/64″ holes on 3.187″ centers
• Provisions for side mounting – .390″ holes on 5 1/2″ centers
• 1/2″-20 brake line holes with brass inverted flare seats
• 3/8″-24 x 4.200″ long push-rod
• Push-rod locking grommet
• Dust boot to protect piston bore
• 1/2″-20 brass inverted flare adapters for 3/6″ brake line
• 3/16″ brake line nuts
• Two firewall reinforcing plates
• Two 5/16″-18 x 1.75″ bolts
• One 5/16″-18 x 1.25″ bolts
• Three 5/16″-18 nyloc nuts

Reinforcing Plates
• Minimizes deflection of aluminum firewalls
• Stiffens OEM firewall mounting location

Recommended Pedal Ratio
• 5.5 to 1

Check Front & Rear Brake Pressure Before Using Vehicle
Silicone brake fluid is not recommended

Street – Factory Front Disc with Rear Drum
• Plumb the calipers to the outlet closest to the push rod
• Plumb the wheel cylinders to the outlet furthest from the push rod
• The drum brake line will require a 10 lbs residual valve

Street – Factory Front and Rear Disc Brakes
• Plumb the front calipers to the outlet closest to the push rod
• Plumb the rear calipers to the outlet furthest from the push rod

Street – Aftermarket Disc Brakes
• Consult the manufacturer for their recommendations

Drag Racing – Strange One or Two Piston Front and Four Piston Rear
• Plumb the front calipers to the outlet furthest from the push rod
• Plumb the rear calipers to the outlet closest to the push rod
• Mounting below caliper level requires 2 lbs residual pressure valves

Drag Racing – Strange Four Piston Front and Four Piston Rear
• Requires larger bore master cylinder – B3359

Drag Racing – Other Manufacturers
• Consult the manufacturer for their recommendations

Brake pressure test gauge – P2360
2 lbs residual pressure valve – B3366
10 lbs residual pressure valve – B3367
Adjustable proportioning valve – B3369
Master cylinder without plates – B3360TA
Master cylinder rebuilding kit – B3383