SBC 180cc Street Heads 75cc S/P w/ Heat Riser 1974-gmc-pickup-gmc-fullsize-c-k-esi5239504 25 in Transmission Bolt Span

25 in Transmission Bolt Span - Polyurethane - Black - GM - Kit

Oil Pump External Pickup - 16 AN - Aluminum - Natural - Moroso Aluminum Oil Pans - Kit

Flywheel - Lightweight - 2-Piece - Internal Balance - Gilmer Pulley - Aluminum - Bert Transmission - Chevy V8 - Kit

125 in Diameter Bore - Aluminum - Natural - Wehrs Machine Spacer System - Each

SBC 180cc Street Heads 75cc S/P w/ Heat Riser 1974-gmc-pickup-gmc-fullsize-c-k-esi5239504 25 in Transmission Bolt SpanCylinder Head Eliminator Street Assembled 2. 020 1. 600 in Valves 180 cc Intake 75 cc Chamber 1. 290 in Springs Straight Plug Aluminum Small Block Chevy Pair