Use intake gasket P/N 89017465 for Vortec intakes or dual pattern intake gasket P/N 19301685 for early model intakes or Vortec design intake manifolds. Manufacturer: GM Performance Parts.
GM PERFORMANCE PARTS O-Ring - Rubber - Rear Block Cover - GM LS-Series - Each
Edelbrock 8036, Kit Cadmium Steel Gold Throttle Bracket - Gm Performance Parts
GM PERFORMANCE PARTS O-Ring Seal LSX Block Cam Thrust Plate 19166178
SBC Head Gasket - 4.000 Bore x .028 GM PERFORMANCE PARTS 10105117
Edelbrock 8030, Kit Chrome Steel Chrome Throttle Bracket - Gm Performance Parts