CONVERTER,3/4 RACE,68-81,GM,TH350

BRAND NEW HAYS TWISTER 3/4 RACE TORQUE CONVERTER, 10.75" BOLT PATTERN, 9.6" DIAMETER, COMPATIBLE WITH 1968-81 GM TH350 TRANSMISSIONS

HAYS TWISTER 3/4 RACE PERFORMANCE TORQUE CONVERTERS ARE A PERFECT ADDITION TO OUR LINE OF PERFORMANCE FLEXPLATES, CLUTCHES & FLYWHEELS. INTENDED FOR STREET/STRIP COMBINATIONS, WITH VARIOUS STALL SPEED OFFERINGS TO ACCOMMODATE ANY MIXTURE OF MODIFICATIONS INCLUDING HIGHER COMPRESSION RATIOS, AFTERMARKET CAMSHAFTS, AFTERMARKET CYLINDER HEADS, LOWER GEAR RATIOS & VEHICLE WEIGHT LOSS. THIS IS A CONVERTER SUITED FOR AN APPLICATION JUST SHY OF FULL RACE CONVERTER.

NOTE: NOT DESIGNED TO BE USED WITH NITROUS OXIDE OR TRANS-BRAKES.

NOTE: HAYS RECOMMENDS AN EXTERNAL TRANSMISSION COOLER FOR ALL TWISTER 3/4 RACE CONVERTERS (MINIMUM SIZE OF 18,000 GVW OR 15,000 BTU RATING.)

NOTE: STALL RANGES WILL VARY DEPENDING ON ENGINE SET-UP, WEIGHT OF VEHICLE & GEAR RATIO.

FEATURES:

• 3/4 RACE SERIES CONVERTERS ARE BUILT, TESTED & PROVEN TO SUPPORT UP TO 650 HP.
• STATE OF THE ART SPRAY WELDING PROCESS IS USED IN SELECT AREAS. SPRAY WELDING PROVIDES CLEAN, STRONG & CONSISTENT FUSION WHILE ALSO INCREASING STRENGTH THROUGH HARDENING FROM HIGHER PROCESS TEMPERATURE
• EACH CONVERTER IS HAND-BUILT & INSPECTED IN EVERY STEP OF ASSEMBLY TO ENSURE TOP OF THE LINE QUALITY
• ALL HAYS TORQUE CONVERTERS ARE INTERNALLY WELDED COMPARED TO BRAZING. TESTING HAS SHOWN WELDING PROVIDES LONGER CONVERTER LIFE WHILE ALSO ENHANCING CONSISTENCY
• HEAVY DUTY TORRINGTON BEARINGS ARE USED FOR GREATER STRENGTH & DURABILITY
• STATORS ARE CHOSEN WITH HIGH FLOW VENTS & CHANNELS TO PROMOTE COOLING IN HEAT PRODUCING HIGHER HP APPLICATIONS
• INCREASED HP & ACCELERATION DUE TO A WEIGHT SAVING, ONE APPLICATION DESIGN. ALMOST ALL HAYS CONVERTERS ARE BUILT FOR ONE APPLICATION TO REDUCE WEIGHT COMPARED TO A MULTI-BOLT PATTERN CONVERTER.
• 3/4 RACE SERIES TORQUE CONVERTERS ARE OFFERED IN SEVERAL DIFFERENT STALL SPEEDS FOR GM, FORD, & CHRYSLER TRANSMISSIONS
• INDUSTRY LEADING TECH SUPPORT TEAM IS AVAILABLE TO PROVIDE ASSISTANCE WITH STALL SPEED SELECTION

SPECS:

• ANTI-BALLOON PLATE: NO
• BALANCED: YES
• BOLT CIRCLE: 10.75"
• CRANK PILOT DIAMETER: 1.703"
• DIAMETER: 9.6"
• INPUT SPLINE: 30
• LOCK UP/OVERDRIVE: NO
• PRODUCT TYPE: AUTO TRANSMISSION TORQUE CONVERTER
• SERIES: 3/4 RACE
• STALL: 2400-2800
• TRANSMISSION: TH350
• USE WITH POWER ADDER: NO
• USE WITH TRANS-BRAKE: NO

YOU CAN VIEW AND DOWNLOAD THE COMPLETE ASSEMBLY INSTRUCTION BOOKLETS FOR THIS TORQUE CONVERTER HERE.