Transmissions & Drivetrain
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Circle D Pro Series 4000-4200 Stall Speed LS 8L90 245mm Torque Converter
Circle D Specialties
$1,429.00Circle D Pro Series 4000-4200 Stall Speed LS 8L90 245mm Torque Converter Pro Series Billet Front/Piston Torque Converter Diameter - 245mm Available in stall speeds from 3200-4200 rpm. Awesome choice for the late model 8L90 equipped GM...24-13-04-4000$1,429.00 -
Circle D Pro Series 4000-4200 Stall Speed LS PG/350/400 245mm Torque Converter
Circle D Specialties
$999.00Circle D Pro Series 4000-4200 Stall Speed LS PG/350/400 245mm Torque Converter These Pro Series 245mm billet torque converters are ideally suited Street, Street/Strip, & Sportsman Drag Racing applications using a Powerglide, TH350, or TH400...11-10-04-4000$999.00 -
Circle D Pro Series 4000-4200 Stall Speed LS PG/350/400 252mm Torque Converter
Circle D Specialties
$1,849.00Circle D Pro Series 4000-4200 Stall Speed LS PG/350/400 252mm Torque Converter Converter Diameter - 252mm 10" Available in stall speeds from 3200-6000 rpm. This is Circle D's most durable and adjustable option for the high...11-10H-34-SL-4000$1,849.00 -
Circle D Pro Series 4000-4200 Stall Speed LT 4L60 245mm Torque Converter
Circle D Specialties
$1,099.00Circle D Pro Series 4000-4200 Stall Speed LT 4L60 245mm Torque Converter Good choice for a street/strip C5 Corvette, LT1 F-Body, Impala SS, 350 Vortec Truck, or even 700R4 equipped vehicles. Furnace...02-11-04-4000$1,099.00 -
Circle D Pro Series 4200-4400 Stall Speed LS 4L80E 252mm Torque Converter
Circle D Specialties
$2,099.00Circle D Pro Series 4200-4400 Stall Speed LS 4L80E 252mm Torque Converter Pro Series Billet Torque Converter Converter Diameter - 252mm 10" Available in stall speeds from 3200-6000 rpm This is our most durable and adjustable option for the...05-12H-34-4200$2,099.00 -
Circle D Pro Series 4200-4400 Stall Speed LS PG/350/400 252mm Torque Converter
Circle D Specialties
$1,849.00Circle D Pro Series 4200-4400 Stall Speed LS PG/350/400 252mm Torque Converter Converter Diameter - 252mm 10" Available in stall speeds from 3200-4200 rpm. This is Circle D's most durable and adjustable option for the high hp street/track...11-10H-34-SL-4200$1,849.00 -
Circle D Pro Series 4300-4400 Stall Speed LS 4L80E 245mm Torque Converter
Circle D Specialties
$1,099.00Circle D Pro Series 4300-4400 Stall Speed LS 4L80E 245mm Torque Converter Pro Series Billet Torque Converter Converter Diameter - 245mm - 9 3/4" Available in stall speeds from 3200-4600 rpm Furnace Brazed Hand TIG...05-11-04-4300$1,099.00 -
Circle D Pro Series 4300-4400 Stall Speed LS 6L80E 245mm Torque Converter
Circle D Specialties
$1,429.00Circle D Pro Series 4300-4400 Stall Speed LS 6L80E 245mm Torque Converter Pro Series Billet Torque Converter Converter Diameter - 245mm - 9 3/4" Available in stall speeds from 3200-4600 rpm Furnace Brazed Hand TIG...07-13-04-4300$1,429.00 -
Circle D Pro Series 4300-4400 Stall Speed LS PG/350/400 245mm Torque Converter
Circle D Specialties
$999.00Circle D Pro Series 4300-4400 Stall Speed LS PG/350/400 245mm Torque Converter These Pro Series 245mm billet torque converters are ideally suited Street, Street/Strip, & Sportsman Drag Racing applications using a Powerglide, TH350, or TH400...11-10-04-4300$999.00 -
Circle D Pro Series 4300-4400 Stall Speed LT 4L60 245mm Torque Converter
Circle D Specialties
$1,099.00Circle D Pro Series 4300-4400 Stall Speed LT 4L60 245mm Torque Converter Good choice for a street/strip C5 Corvette, LT1 F-Body, Impala SS, 350 Vortec Truck, or even 700R4 equipped vehicles. Furnace...02-11-04-4300$1,099.00 -
Circle D Pro Series 4400-4600 Stall Speed LS 4L80E 252mm Torque Converter
Circle D Specialties
$2,099.00Circle D Pro Series 4400-4600 Stall Speed LS 4L80E 252mm Torque Converter Pro Series Billet Torque Converter Converter Diameter - 252mm 10" Available in stall speeds from 3200-6000 rpm This is our most durable and adjustable option for the...05-12H-34-4400$2,099.00 -
Circle D Pro Series 4500-4600 Stall Speed LS 4L80E 245mm Torque Converter
Circle D Specialties
$1,099.00Circle D Pro Series 4500-4600 Stall Speed LS 4L80E 245mm Torque Converter Pro Series Billet Torque Converter Converter Diameter - 245mm - 9 3/4" Available in stall speeds from 3200-4600 rpm Furnace Brazed Hand TIG...05-11-04-4500$1,099.00