Allstar Performance 90 Degree Adapter Fitting -12 AN Male to 3/4 in NPT Male - Black BR10045 These heads feature a 58cc

These heads feature a 58cc combustion chamber (can be special ordered 55 to 65cc) with a 64cc exhaust port and a 3/4'' thick head deck (ideal for nitrous or blower applications)

1977-1981 Oldsmobile 98

Aluminum handles are 4" long and will thread into most engine blocks or cylinder heads with 3/8"-16 coarse thread holes for easier lifting

Nomex underwear

5 on 4-3/4"

Allstar Performance 90 Degree Adapter Fitting -12 AN Male to 3/4 in NPT Male - Black BR10045 These heads feature a 58ccAdapter Fitting 12AN To 3 4"NPT Aluminum 90 Degree Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years, customers worldwide have come to rely on the quality, affordable and practical items available from Allstar Performance. Product Description: Adapter 90 Degree 12 AN Male to 3 4 in NPT Male Aluminum