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B&M 20484
B&M Nitrous Holeshot 3500 Torque Converter, 1965-91 GM TH400/425,1968-81 TH350; 10-inch diameter, 10.75 & 11.50-inch bolt circle, 3200-3500 RPM stall
B&M 20485
1965-81 TH350; 10-inch diameter, 10.75-inch bolt circle, 3500-3800 RPM stall
B&M 40477
B&M Nitrous Holeshot 3800 Torque Converter, 1966-91 Ford C-6; 11" diameter, 11.4-inch bolt circle, 3500-3800 RPM stall
B&M 20480
1965-91 GM TH400/425,1968-81 TH350/375B; 10-inch diameter torque converter, 10.75 & 11.50-inch bolt patterns, 2300-2500 RPM stall
B&M 20481
1968-81 TH350/375B; 10-inch diameter, 10.75 & 11.50-inch bolt circles, 2800-3200 RPM stall
B&M 20482
1968-81 GM TH350, TH375B,; 10-inch, 10.75 and 11.50-inch bolt circle, 3400-3800 RPM stall