BRAND NEW VEGA 140 GM MANUAL CROSS STEERING GEAR BOX WITH 20:1 STEERING RATIO FOR THE APPLICATIONS LISTED BELOW. THESE ARE BRAND NEW GEAR BOXES PRODUCED BY SOUTHWEST SPEED INC. THESE SOUTHWEST SPEED STEERING MANUAL BOXES ARE PERFECT FOR THE CROSS STEERING SYSTEM IN HOT ROD APPLICATIONS WITH STRAIGHT AXLE SETUPS: INCLUDING STREET RODS, RAT RODS, HOT RODS, T-BUCKETS, MODEL A, 1923 - 1948 FORDS, AND MANY OTHER VEHICLES. THESE BOXES ARE CONSTRUCTED OF MODERN HIGH STRENGTH STEEL AND NEEDLE BEARINGS TO ENSURE DURABILITY, WHICH ORIGINAL BOXES JUST CANNOT OFFER.FEATURES: REVERSED CROSSING STEERING GEAR BOX NEEDLE BEARING DESIGN FOR LONGER LIFE STEERING SHAFT SPLINE: 5/8"-36 20:1 STEERING GEAR RATIO 5 1/2" TURNS (LOCK-TO-LOCK) MOUNTING PATTERN IS 2 3/4" AND 4 3/8" CENTER-TO-CENTER OF THE THREE MOUNTING HOLES RECOMMENDED FOR VEHICLES WEIGHING 2800 LBS OR LESS FITS: THESE BOXES ARE PERFECT FOR THE CROSS STEERING SYSTEM IN HOT ROD APPLICATIONS WITH STRAIGHT AXLE SETUPS: INCLUDING STREET RODS, RAT RODS, HOT RODS, T-BUCKETS, MODEL A, 1923-1948 FORDS, AND MANY OTHER VEHICLES: YOU CAN SEE A BETTER DESCRIPTION OF "CROSS-STEERING" TO THE RIGHT OF PAGE. NOTE: THIS STEERING BOX IS NOT A DIRECT FIT PART, MODIFICATION WILL BE REQUIRED TO USE THIS STEERING BOX. STEERING BOX SPECIFICATIONS: 20:1 TURNING RATIO 5 1/2 TURNS LOCK TO LOCK INPUT SHAFT: 5/8-36 SPLINE OUTPUT SHAFT: 32 SPLINES WITH 4 MASTER SPLINES THAT TAPER FROM .997" TO .934" THIS IS THE STOCK CONFIGURATION, MEANING WHEN YOU TURN THE INPUT SHAFT CLOCKWISE, THE OUTPUT SHAFT ALSO TURNS CLOCKWISE CENTERLINE THROUGH THE OUTPUT SHAFT TO THE FRONT OF STEERING BOX MEASURES APPROXIMATELY: 3" OVERALL LENGTH OF BOX EXCLUDING INPUT SHAFT: 5 3/4" INPUT SHAFT EXTENDS REARWARD 1 3/16" FROM ADJUST SCREW TO END OF OUTPUT SHAFT: 8" LENGTH FROM OUTSIDE OF BOX TO MOUNTING SURFACE: 4 1/2" BOX HAS A SWELL IN THE CASTING THAT EXTENDS PAST THE MOUNTING LEGS THAT IS AN ADDITIONAL 1/4" STEERING WHEEL RATIO SPECIFICATIONS: 8:1 TURN STEERING WHEEL 8 DEGREES: PITMAN ARM TURNS 1 DEGREE 12:1 TURN STEERING WHEEL 12 DEGREES: PITMAN ARM TURNS 1 DEGREE 14:1 TURN STEERING WHEEL 14 DEGREES: PITMAN ARM TURNS 1 DEGREE 16:1 TURN STEERING WHEEL 16 DEGREES: PITMAN ARM TURNS 1 DEGREE 20:1 TURN STEERING WHEEL 20 DEGREES: PITMAN ARM TURNS 1 DEGREE 22:1 TURN STEERING WHEEL 22 DEGREES: PITMAN ARM TURNS 1 DEGREE NOTE: FOR A BETTER EXPLANATION: 360 DEGREES OF ROTATION ON STEERING WHEEL EQUALS 18 DEGREES OF MOVEMENT ON THE PITMAN ARM OR SHAFT. 360 DIVIDED BY 18 EQUALS 20 TO 1 RATIO.YOU CAN VIEW AND DOWNLOAD THE COMPLETE INSTRUCTION BOOKLET FOR THIS STEERING BOX HERE.
