Folks - check this out from Eclutchmaster today. The car originally had the 350 HO:
------------------------------------------------- Hello, Thank you for choosing eClutchmaster as your clutch kit provider and inquiry. Yes, we do have complete OEM clutch setup for your application (1968 Pontiac Firebird with original 5.7L 350" motor and 4 speed stock transmission in stock, PART# EC-82118. Price is $156.65 for a complete clutch setup contains pressure plate, disc, throwout bearing, pilot bushing and alignment tool. Email back to us for further assistance or wish to place an order.