SPECIFICATIONS:
Intake Style：Dual Plane，low rise
RPM Range：Idle - 6000
Intake Manifold Height: 5.75"
Port exit dimensions: 2.05" x 1.82"
EGR or Non-EGR: non-EGR
Includes Gaskets: Yes
Requires Aftermarket Fuel Rails: No
Cylinder Head Type: Oval Port- Small
FEATURES
This manifold is for Mark IV big block Chevy engines (1965-1990) with oval port heads.
It is not compatible with later Gen V/VI big blocks (1991-2000) due to a different intake manifold bolt pattern.
Key Fitment Notes:
Engine: Mark IV Big Block Chevrolet (1965-1990).
Engine Size: 396, 402, 427, 454.
Cylinder Heads: Oval Port.
Carburetor: Fits both square-bore and spread-bore carbs (adapter not included).
Intake Bolts: For angled bolts only. Will not fit engines with vertical bolts.
Hood Clearance: May not fit under a stock Corvette hood.
Engine Generation: Will NOT fit Gen V (1991–1995) or Gen VI (1996–2000) big blocks.
Package Contects:
1* Intake manifold and some fittings as pictured