Proform Complete Engine Freeze Plug Kit - Small Block Chevy 400 COM20-227-4 2A/1 with a TPP rating

2A/1 with a TPP rating of 11

gradual curves

Skyjacker has something for any truck or SUV

1992-1993 GMC Yukon

A 1/2" NPT male nipple is also included if required for elbows or to suit other plumbing needs

Proform Complete Engine Freeze Plug Kit - Small Block Chevy 400 COM20-227-4 2A/1 with a TPP ratingAvoid corrosion in your engine and replace your rusty freeze plugs with PROFORM's durable brass freeze plug kits. All necessary plugs are included for one complete engine block. Made in USA. Product Description: Freeze Plug Complete Engine Brass Natural Small Block Chevy 400 PROFORM invites racers to experience the strength, innovation, and power behind the PROFORM brand. PROFORM manufactures Parts that Perform! We feature PROFORM Performance Parts,