Bert Flywheel New Chevy HTD 4304804-01-04 found on mid-size GM Metric

found on mid-size GM Metric frames

1-1/4 in Hose Barb

950 lb/in Spring Rate

1986-1990 GMC C2500

Compared to other aftermarket pumps

Bert Flywheel New Chevy HTD 4304804-01-04 found on mid-size GM MetricProduct Description: Flywheel 1 Piece HTD Pulley Steel Bert Transmission Internal Balance 1 Piece Seal Small Block Chevy Sold Individually Thousands of races have been have been won with Bert Transmissions. Bert Transmissions feature dog tooth final drive for butter smooth shifts and positive engagement. By significantly reducing drive line bind, the Bert Ballspline Transmission allows the rear suspension to move faster and smoother, greatly improving