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#3
04-13-2023, 11:25 PM
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Lots of hits Googling indicate 9181 is ZL1 Factory Part # 3959180. Below specs w/ L88 comparison from Post 15 @ this link… https://www.camaros.net/threads/pain...8-motor.86841/  ~ Pete . L-88 427 430 HP Solid flat tappet 354° int 0.562" int (Advertised) part # 3925535 360° exh 0.584" exh Duration @ .050 Int./Exh. 264 / 269 Degree Lobe Separation 112 Lash Hot Int./Exh. .024 .026 RPM operation 4400-7000 Open/Close @.050" Cam Lift Int./Exh. 24**** 60 70.5** 18.5 ZL-1 427 Solid flat tappet 262° int 0.580" int @0.050 lift part # 3959180 273° exh 0.620" exh Lobe separation angle 110°, lobe centerline 106°/114° Intake opens/close 52 BTC/95 ABC, Exhaust 94 BBC/59ATC .
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I like real cars best...especially the REAL real ones! Last edited by PeteLeathersac; 04-13-2023 at 11:28 PM. 
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chevyandpontiac (04-14-2023) | ||
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