COMP XE288HR 236/242@.050 110LSA, 468

67 firebird 468 stroker idle
76 pontiac 455 block 30 over
Eagle stroker rotating assembly
Forged rods
Forged pistons(flat)
Edelbrock aluminum heads (87cc)
Hustler long tube headers
2.5″ exhaust to rear
Magnaflow mufflers

COMP XE274H 230/236@.050″ 110LSA, 455

This 1967 Pontiac Firebird Convertible features a 1975 455 block bored .030, It is running #670 1967 heads with swirl polished REVV racing valves with undercut stems, and Scorpion full roller rockers. Running Keith Black Hypereutectic dished pistons giving it 9.4:1 compression, Camshaft is a Comp Cams 51-224-4 High Energy Camshaft with a 274 intake duration and 286 duration on exhaust, .488 lift intake/.491 lift on exhaust and a 110 lobe separation, Edelbrock Performer dual plane intake, topped with factory Ram Air -air cleaner package for cool air inlet. Exhaust is Cast Iron Ram Air Restoration long branch exhaust manifolds with 2.5′ openings into full mandrel bent 2.5″ Pypes exhaust. Ignition is a Pertronix electronic ignition house in a factory points unit with Pertronix plug wires and Flame Thrower Coil into AC Plugs. The carb is a 1970 Pontiac Quadrajet 7040264 modified to run with the combination, Car is a 4-speed Factory Muncie M-21 and 3.42:1 rear-end

COMP 242/246@.050″ 112LSA, 400

1968 Firebird 400, ported Edelbrock heads, ported Edelbrock Performer RPM intake, Pro-Systems Holley 780 cfm carb, Dougs 1 7/8″ headers 3.5″ collectors, 3″ x-pipe to 2.5″ Pypes Race Pro mufflers with tail pipes.