the basic concept behind the design of the crossram intake is to maximize the individual intake runner length , while maintaining as close to a direct strait shot at each cylinder heads intake valve, as possible so ram tuning, or use of the fuel/air masses inertia can be used along with exhaust...
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early 302cubic inch Z28 camaros came with an OPTIONAL extra cost ,dual quad cross ram intake in the trunk,
Ive worked on several in the past and significant power gains could be had, swapping to a cam similar to,
a crane 110921 solid lifter cam,
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especially in a larger displacement 11:1 compression engine ,
which was very commonly done, and I built several 377-406 SBC with the cross ram intakes ,
4.11:1 rear gears and muncie 4 speeds, headers etc. which really made the camaros noticeably faster
btw:rolleyes: these dyno print outs are suspect due to all the torque and hp graph lines not crossing at 5252 rpm all these SBC engines use similar parts, WATCH THE VIDEO..and notice the larger displacement produces better lower and mid rpm torque, all those engines benefited from a swap to a...
garage.grumpysperformance.com