chevrolet small block v8 1962-86 part 300-502 b comments recommendations a potent but ... headers and a 750 cfm vacuum secondary holley carburetor to tie this package together ... camshaft and lifters p/n 06108lk holley dual plane aluminum intake manifold p/n ... 300-36 double roller timing chain and gears ... assembly lube camshaft specifications intake valve gross lift/duration .457 268º ... valve gross lift/duration .457 268º intake valve duration .050 218º exhaust ... .050 218º rocker arm ratio 1.5 intake valve lobe centerline 105º lobe ... head valve size requirement is 1.94 intake diameter and 1.50 exhaust diameter ... compression requirement is 9.8:1 holley testing was conducted with a 750 cfm ... torque lbf-ft or power bhp 400.0 350.0 300.0 250.0 200.0 150.0 100.0 2500 2750 3000 ...
chevrolet 302 327 350 v8 1968-86 part 300-503-1 b comments/recommendations this is a ... or flowtech headers and a 750 cfm holley and you ll have what it takes nos ... camshaft and lifters p/n 07104lk 400.0 holley dual plane aluminum intake manifold p/n ... 300-36 double roller timing chain and gears ... 350.0 fully assembled holley aluminum cylinder heads p/n 300-552-1 ... hardened push rods p/n 301-37 300.0 arp® cylinder head bolts p/n 301-35 ... lube 250.0 camshaft specifications intake valve gross lift .488 engine speed rpm ... exhaust valve gross lift .510 intake valve duration .050 234º exhaust ... .050 244º rocker arm ratio 1.5 intake valve lobe centerline 107º lobe ... power torque note following data run at 36 degrees btdc timing systemax ii ... spark plug #3934 race #3924 street holley testing used a 750 cfm double pump ...