GM Powerglide Parking Pawl 02" valves are standard issue

02" valves are standard issue

These Speedmaster aluminum water pump pulleys are made from a 356 aluminum alloy that is heat-treated to T-6 specs

Speedmaster DNA roller rockers are the toughest and most innovative rockers we've ever made

and these cast aluminum pans have a beautiful polished finish for great looks

The Speedmaster forward drum and direct drum assembly are designed to withstand high horsepower with their upgraded 36 element sprag design and carbon fiber friction plate material

GM Powerglide Parking Pawl 02" valves are standard issueSpeedmaster automatic transmission rebuild components ensure smooth gear changes and overall transmission performance.