Moroso 63657 Radiator Overflow Tank

Moroso 63657 Radiator Overflow Tank

AIR BLEED VALVE

• Bleeds air from any cooling system
• Resistant to fuels, oil and anti-freeze
• Brass construction with push button to release pressure
• Fits 1/8? NPT thread

THERMOSTATIC WATER PUMP SWITCH

• Provides automatic control of ElectricWater Pumps Nos. 63539, 63546, 63547, 63555, 63557, 63565, 63570, 63575, 63585 & 63595 and ElectricWater Pump Drive Kit No. 63750
• Eliminates unnecessary battery drain by turning on the electric pump motor when coolant temperature exceeds 160? F (?5?) and turning it off when coolant temperature reaches 140? F (?5?)
• Toggle Switch has three settings: Automatic,Manual and Off. In the ?Manual? position, the motor is constantly on.
• Contact rating of switch is 15 amps at 32 volts; use with 10 amp fuse (not included

RACING RADIATOR CAPS

• Fits: Standard-size radiator filler necks, including Moroso Nos. 63420, 63465, 63466, 63467, 63485, 63486, 63650, 63651, 63655, 63656, 63730, 63740 and 63745.
• Available with low and high pressure ratings to accommodate the needs of all cooling systems
• Stainless steel spring maintains accurate pressure setting over time and will not rust
• Includes solid brass spring retainer

RADIATOR HOSE DRAIN

• Cast aluminum drain adapts the 1-1/4? outlet from the popular VW Scirocco radiator to the 1-9/16? inside diameter of the standard lower radiator hose found in most Chevys
• Includes petcock for draining engine coolant
• 100% leak tested

RADIATOR HOSE FILLERS

• 356-T6 cast aluminum Radiator Hose Fillers are spliced into the upper radiator hose to provide more complete cooling system filling
• Standard size radiator cap receptacle is welded to the cast flange (radiator cap not included)
• 100% leak tested

STAINLESS STEEL FLEX FAN

• 17? diameter, high strength stainless steel
• Fan blades flatten as engine RPM increases to reduce parasitic drag and increase horsepower
• Stainless Steel blades ?spring? back to original shape at lower RPM; after repeated cycles, inferior aluminum fans do not
• Uses standard fan spacers and fits most applications
• Not recommended for air conditioned cars

TEMPERATURE GAUGE FITTING

• Corrosion resistant brass; fits standard 1/2? NPT tapped holes in cylinder heads and manifolds
• 5/8? -18 threaded hole in fitting accepts popular sending units

WATER OUTLET RESTRICTOR KIT

• Restricting coolant flow leaving the engine lets you control the amount of heat absorbed by the coolant
• Red, gold and blue anodized aluminum restrictor plates are mounted under the water outlet on the intake manifold
• Kit consists of three restrictor plates with 5/8?, 3/4? and 1? I.D. holes for optimum coolant flow, 2-1/8? O.D.

RADIATOR OVERFLOW TANK

• Lightweight Plastic design holds full quart capacity
• Can be used in many forms of competition, NHRA & IHRA accepted
• Vented tank includes hose fitting and drain cock
• Dimensions: 10-1/2? high (overall), 3? tank diameter

UNIVERSAL TANK MOUNTING BRACKETS

• No. 63401 fits all 3? to 3.25? diameter tanks (including Moroso Overflow Tank No. 63657
• No. 63402 fits all tanks with a 2.44? to 2.69? diameter
• Manufactured from a one-piece zinc plated steel bracket with 11/32? mounting holes with a sliding, stainless steel T-Bolt clamp
• Locking nut to prevent loosening
• Quick disconnect strap
• Meets the requirements of all sanctioning bodies