Bert Input Shaft for Bert Late Model Transmission R03P003XXL DEI Heel Protector solves this

DEI Heel Protector solves this with an insulated

For drag use

They're rated at 170

2800-3200 RPM Stall

Bert Input Shaft for Bert Late Model Transmission R03P003XXL DEI Heel Protector solves thisProduct Description: Transmission Input Shaft Steel Bert Dog Teeth Transmissions 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 traction on todayas dry, slick racing