Thread: Speed Pro/ Seal Power piston question
View Single Post
Old 10-21-2022, 03:43 PM   #1
SDT1DYI
Member
 
Join Date: Nov 2016
Location: Indianola Washington
Posts: 405
Likes: 0
Liked 455 Times in 147 Posts
Default Speed Pro/ Seal Power piston question
Are the SBC Speed Pro/ Seal Power pistons specified as the NHRA approved replacement pistons, FORGED aluminum or are they Hypertic silicone aluminum?
Anybody know for sure???
SDT1DYI is offline   Reply With Quote