The XStack™ is a stack of 10 laminated Tearoffs that are 2 mil thick each
RaceQuip Spring Loaded Installation Kit
Tear-Aways are 2 mil thick
Steel mounts have been updated and now fit the newer and original 302-351W small blocks
This bracket bolts to the front of the block and front of the head
Fel-Pro SB Chevy Performance Intake Manifold Gasket - Chevrolet V8 265-400 - 18 Split Valley Cover - .030" Thick ET Dial Boards & Components The XStack™ is a stackFel Pro deliver reliable sealing under grueling racing conditions. From the leader in aftermarket engine sealing, FEL PRO the gaskets professionals trust. Each gasket, set, or seal is built to meet or exceed all original equipment specifications and is validated for fit, form, and function. GMP Performance V8, 262 (4. 3L), 265 (4. 3L), 267 (4. 4L), 283 (4. 6L), 302 (4. 9L), 305 (5. 0L), 307 (5. L), 327 (5. 3L), 350 (5. 7L), 400 (6. 6L); 18 Degree High