Check Platform
Match SBC, BBC, SBF, BBF, Ford FE, LS, or your exact application before buying.
Product Details
Fitment note: Please check compatibility carefully before placing an order.
Description:
- This manifold is .70-inches taller than the #52001/2001. It has a provision to add an oil fill tube. No provision for exhaust heated or stock style chokes. Non-EGR, Not Legal For Sale/Use On Pollution Controlled Vehicles. Accepts late model waterneck, A/C, alternator, and HEI.
- Notes: Not for 1987 and later cast iron heads, but will fit Chevy cast iron Bowtie heads. Will not clear stock Corvette hood. No provision for ex(haust)-heated chokes.
- Notes: Please Check the Compatibility Carefully before Placing an Order.
Specification:
Part Number: 2021,7101,52021
Intake Manifold Height: 4.650"
The size of the port holes: 1.23" x 1.99"
Bolt Hole Pattern: 5.160" x 5.625"
Basic Operating RPM Range: 1500-6500
Intake Style: Dual Plane
Intake Material: Aluminum
Engine Block Deck Height: Standard deck
Carburetor Mounting:4-barrel square bore
Package included:1 intake manifold & some parts shown in the picture
Vehicle Information:
- Compatible with Chevy Small Block SBC Gen I 305 327 350 400 1957-1986 V8 Engines
- 1955-1957 4.3L/265 1957-1967 4.6L/283
- 1962-1969 5.4L/327 1967-1968 4.9L/302
- 1967-1986 5.7L/350 1968-1973 5.0L/307
- 1970-1980 6.6L/400 1975-1976 4.3L/262
- 1976-1986 5.0L/305 1979-1982 4.4L/267
Use the product title, SKU, engine platform, and application notes as the primary fitment reference. If your vehicle has non-stock heads, intake setup, accessory drive, hood clearance, oil pan clearance, or swap mounts, contact Haytalras before ordering.
Free standard shipping is available for orders shipping within the United States, excluding Alaska and Hawaii. Processing and delivery times may vary by SKU, destination, carrier, and order review status. Tracking is provided after fulfillment.
Uninstalled, unused items may be eligible for return within 30 days after delivery. Keep the original packaging and contact Haytalras before sending anything back. Installed, modified, damaged, or fuel-contaminated parts may not be returnable.
Test-fit before final installation. Professional installation is recommended for performance parts. Check gasket surfaces, fastener torque, fuel and vacuum connections, sensor fitment, and hood or chassis clearance before starting the vehicle.

BUILT FOR REAL V8 PROJECTS
Haytalras focuses on intake manifolds, oil pans, throttle bodies, and LS swap support hardware for street builds, classic muscle, and weekend track projects. Start with your engine platform, confirm the application notes, then reach out before purchase if the setup is modified.
Match SBC, BBC, SBF, BBF, Ford FE, LS, or your exact application before buying.
Review hood, chassis, accessory, and oil pan clearance on swaps or non-stock builds.
Email haytalras@gmail.com with your build details if fitment is unclear.