

Custom Engraved Air Cleaner Lid 14" Round Fits Jeep CJ AMC 401 V8 Engine
Click "Add to Cart" to see applicable discount codes.
Mad4Metal offers periodic promotional discounts on select products with codes applied at checkout.
Custom Engraved Air Cleaner Lid Fits Jeep CJ with AMC 401 Big Block V8
Premium custom engraved air cleaner lid for Jeep CJ with AMC 401 big block V8 engine. Cast aluminum lid features deep CNC engraved "401" graphics custom engraved in Idaho, USA. Perfect for rare big block builds, show restorations, high-performance applications, and collector vehicles with show-quality appearance.
Jeep CJ Big Block Compatibility
Fits: Jeep CJ Models with AMC 401 Big Block V8 Engine
Primary Applications:
- Jeep CJ: CJ5, CJ7, CJ8 with AMC 401 big block V8 engines (1971-1978)
- Other Models: J-Series trucks, Wagoneer with AMC 401
- Perfect For: Rare big block builds, show restorations, collector vehicles
Product Features
- Custom USA Engraving: Deep CNC engraved "401" graphics in Idaho, USA
- Cast Aluminum Construction: Durable with premium USA customization
- Show Quality Finish: Black powder coat finish for high-end restorations
- Big Block Worthy: Premium appearance for the legendary AMC 401 engine
- Universal Carburetor Fit: Fits 5-1/8" carb necks (Carter, Edelbrock, Holley)
- Rare Engine Specific: Celebrates the limited-production AMC 401 big block
Technical Specifications
- Material: Cast aluminum with USA custom engraving
- Diameter: 14 inches
- Height: 1/2 inch
- Weight: 2 lbs
- Finish: Black powder coat
- Carburetor Fit: 5-1/8" diameter carb neck opening
- Engine Application: AMC 401 big block V8 engines (1971-1978)
- Vehicle Application: Jeep CJ5, CJ7, CJ8, J-Series trucks, Wagoneer
Installation Guidelines
- Ensure big block engine is completely cool before installation
- Remove old air cleaner assembly
- Clean carburetor neck and surrounding area
- Verify hood clearance (401 applications often tight)
- Place 14" round air filter element (sold separately)
- Center custom engraved lid over filter element and secure
Applications
- AMC 401 big block restorations
- Collector vehicle show builds
- High-performance 401 applications
- Rare Jeep CJ big block conversions
Frequently Asked Questions
Q: Does this fit my Jeep with AMC 401 big block?
A: Yes, this fits Jeep CJ5, CJ7, CJ8, J-Series trucks, and Wagoneers equipped with the legendary AMC 401 big block V8 engine. Perfect for collector restorations from 1971-1978.
Q: Why is the 401 engine special?
A: The AMC 401 was the largest production V8 AMC ever built - a true big block with limited production from 1971-1978. This makes 401-equipped vehicles highly collectible.
Q: Will this clear my hood with the big block engine?
A: The 1/2" profile typically works, but 401 big block applications can be tight for hood clearance. Always verify clearance before ordering, especially with performance intake manifolds.
Q: What makes this specific to the 401 big block?
A: Deep CNC engraved "401" graphics custom engraved in Idaho, USA. Each lid celebrates the legendary AMC 401 big block - perfect for collector vehicles and show restorations.
Made in USA with manufacturing defects covered. Free shipping.
Choose options