63-64 327 CI 250/300 HP Cooling System : Water Pump (New Rebuild) GM#3782608, 2 Groove Pulley GM#3790556, after market Fan Clutch (lightly used) and after market 5 blade Fan 17 1/8" $375 includes USPS Shipping. Also have original rivet 5 Blade fan, add $100 total $475. Money Order or Check. Additional individual components photos available upon