Transmissions & Drivetrain
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Circle D Pro Series 3600-3700 Stall Speed LT 4L60 258mm Torque Converter
Circle D Specialties
$1,099.00Circle D Pro Series 3600-3700 Stall Speed LT 4L60 258mm Torque Converter Pro Series Billet Torque Converter Made to Fit the GM 4L60E LT Style Transmission Converter Diameter - 258mm - 10...02-12-05-3600$1,099.00 -
Circle D Pro Series 3600-3800 Stall Speed LS 4L80E 252mm Torque Converter
Circle D Specialties
$2,099.00Circle D Pro Series 3600-3800 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 high...05-12H-34-3600$2,099.00 -
Circle D Pro Series 3600-3800 Stall Speed LS 8L90 245mm Torque Converter
Circle D Specialties
$1,429.00Circle D Pro Series 3600-3800 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...24-13-04-3600$1,429.00 -
Circle D Pro Series 3600-3800 Stall Speed LS PG/350/400 252mm Torque Converter
Circle D Specialties
$1,849.00Circle D Pro Series 3600-3800 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 hp...11-10H-34-SL-3600$1,849.00 -
Circle D Pro Series 3600-3800 Stall Speed LS PG/350/400 258mm Torque Converter
Circle D Specialties
$999.00Circle D Pro Series 3600-3800 Stall Speed LS PG/350/400 258mm Torque Converter Running an LS or Gen-V LT swap in front of a Powerglide, TH350, or TH400 transmission? This is the right converter for you! The 258mm...11-10-05-3600$999.00 -
Circle D Pro Series 3700-3800 Stall Speed LS PG/350/400 245mm Torque Converter
Circle D Specialties
$999.00Circle D Pro Series 3700-3800 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...11-10-04-3700$999.00 -
Circle D Pro Series 3700-3800 Stall Speed LT 4L60 245mm Torque Converter
Circle D Specialties
$1,099.00Circle D Pro Series 3700-3800 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...02-11-04-3700$1,099.00 -
Circle D Pro Series 3800-4000 Stall Speed LS 4L80E 252mm Torque Converter
Circle D Specialties
$2,099.00Circle D Pro Series 3800-4000 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-34-3800$2,099.00 -
Circle D Pro Series 3800-4000 Stall Speed LS 8L90 245mm Torque Converter
Circle D Specialties
$1,429.00Circle D Pro Series 3800-4000 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...24-13-04-3800$1,429.00 -
Circle D Pro Series 3800-4000 Stall Speed LS PG/350/400 252mm Torque Converter
Circle D Specialties
$1,849.00Circle D Pro Series 3800-4000 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 hp...11-10H-34-SL-3800$1,849.00 -
Circle D Pro Series 3800-4000 Stall Speed LS PG/350/400 258mm Torque Converter
Circle D Specialties
$999.00Circle D Pro Series 3800-4000 Stall Speed LS PG/350/400 258mm Torque Converter Running an LS or Gen-V LT swap in front of a Powerglide, TH350, or TH400 transmission? This is the right converter for you! The 258mm...11-10-05-3800$999.00 -
Circle D Pro Series 4000-4200 Stall Speed LS 4L80E 252mm Torque Converter
Circle D Specialties
$2,099.00Circle D Pro Series 4000-4200 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 high...05-12H-34-4000$2,099.00