[X-TECH MAN]

Originally Posted by Paul Ceasrine

Bob,,,,,,
Correct,,,,,,,,,,the #3963569 Low-Riser was the factory intake,
which nobody used in Super Stock for 1970.

but, many racers in 1970, used the 1969 #3933163
Aluminum Dual-Plane High-Riser, which was standard on
the 1969 396/375HP and 427/425HP engines,,,,,,

or an after-market
(ie; Edelbrock or Weiand or Offenhauser) Aluminum Dual-Plane High-riser.

pc

The 396 and 427 intakes were later legal for A/SA as Kenny Koonce used one on his 1970 Chevelle LS-6 car in stock.