SUNCOAST 46RH INPUT SHAFT (1989 - 1993 DODGE)

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This shaft has been designed for those Higher Horsepower Engines, tested to 1,000 ft. lb.s of torque. - The Shaft is machined from 300 Maraging AMS 6541 material then Heat Treated for torsional strength and Precision Ground at all critical diameters. - The Hub has been machined from 4140 HTSR steel and Nitride Heat Treated for additional durability. - Shaft to Hub Splines have been increased from the O.E.M. spec of 28 to 35 - 25% more surface contact.