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From: Las Vegas - Just stop perpetuating myths please.
You need a OEM roller block for that cam and it needs to be the second design for that stepped nose cam. IIRC the first OEM roller blocks (1986?) did not use a stepped nose cam and used a different cam retainer.
All the on-screen line cam catalogs for blower cams are terrible for help. I think you are left with email or phoning the cam company's for their dedicated blower cam selection. Maybe see what your supercharger manufacturer recommends for a cam. I believe cam choice w/a supercharger is much more critical than a N/A motor.
Are the heads modified to accept additional lift? If these are factory L-98 (128 or 113) heads, they will need to have the seal are machined to accept much more lift than the cam that you proposed.
Make sure in advance, otherwise the repairs will be costly.