D150 Threaded Design1989
Edelbrock part #7240 Intake Gaskets for 1958-1965 348/409 "W-Series"
PONTIAC BONNEVILLE CATALINA GRAND PRIXLEFT HAND UPPER BALL JOINT
FORD 302 351 CLEVELAND POWERBOND HARMONIC BALANCER # PB1082-SS
It also has a 1/8 NPT port in the center of the block for utilizing a water pressure switch and a 1/4 X 20 tapped hole for a ground strap
HOLLEY INTAKE MANIFOLD CHEV LS3 / L92 DUAL-PLANE SINGLE CARB # HO300-129 Rate_40 D150 Threaded Design1989HOLLEY INTAKE MANIFOLD CHEV LS3 L92 DUAL PLANE SINGLE CARB # HO300 129 Intake Manifold, Aluminum, Natural, Square Bore Flange, Chevy, Small Block, LS, Fits LS3 L92 Heads, Each Intake Section Included: Complete Engine Block Deck Height: Standard deck Carburetor Quantity: One Intake Style: Dual plane Basic Operating RPM Range: 1,500 6,500 Intake Finish: Natural Intake Material: Aluminum EGR: No Quantity: Sold individually. Notes: Fits all GM LS engines