Oval Air Cleaner
Available for Edelbrock single- and dual-quad applications, these oval air cleaners clear HEI distributors and all stock components. Part number 350-1235 fits Edelbrock low profile dual-quad manifolds and others with 6-7/16" carb center-to-center. They come with high-quality 2-1/2" washable, pre-oiled cotton gauze filter for excellent filtration. Overall dimension is 13-1/2" x 7".

Round Air Cleaners
Edelbrock triple chrome-plated round air cleaners work with all popular 5-1/8" diameter carburetors (Performer Series, Thunder Series AVS, Holley, Thermo-Quad, Quadrajet and Carter AFB). The 10" and 14" models have a knock-out in the air cleaner base for crankcase ventilation (p/n 350-1205 PCV Hose Connection Kit sold seperately). Part numbers 350-1208, 350-1209 and 350-1221 fit all Edelbrock carburetors. Heights of air cleaners are measured from the gasket flange to the top of the supplied retaining nut. Dimensions are accurate within 1/8".

Installation Notes: Part numbers 350-1206 and 350-1207 are stock height and require spacer p/n 350-8092 with electric choke carbs or banjo fitting p/n 350-8089 with manual choke carbs. Part numbers 350-1221, 350-1223, 350-1224, 350-1225 fit all Edelbrock carbs and Q-jets (3/8" taller than p/n 350-1206 and 350-1207)

Triangular Air Cleaner
The Signature Series triangular air cleaner is a new style with a shape reminiscent of the muscle car era. This hot looking chrome air cleaner has the classic Edelbrock signature. This triangular air cleaner comes with high-quality 2-1/2" washable, pre-oiled cotton gauze filter for excellent filtration. Designed for use with 5-1/8" diameter carbs (Edelbrock square-bore, Q-Jet, etc.), the Pro-Flo p/n 350-1222 clears HEI distributors and electric choke housings. Air cleaner dimensions: 14-1/8" wide x 13-3/8" long.

Elevate your engine's performance with Performer RPM Aluminum Cylinder Heads, designed specifically for Big Block Chevy applications. These high-flow oval port heads support over 540 hp when paired with the Edelbrock Total Power Package at a 9.5:1 compression ratio—perfect for enthusiasts targeting real-world power that still performs on the street.

These bbc aluminum heads oval port designs deliver the airflow characteristics of larger rectangular ports while retaining a compact profile for punchy throttle response and excellent drivability. They feature 100cc semi-open combustion chambers machined at a 1.5° angle to optimize intake-port alignment and minimize valve shrouding—ideal for streetable compression and consistent performance.

Weighing in with smaller-than-stock 11/32″ valve stems, these heads offer superior flow and reduced valve weight for improved responsiveness and reliable operation.

Benefits at a Glance

• Delivers powerful performance with streetable compression
  
  
• Oval ports for quick throttle response and efficient airflow
  
  
• Lightweight, precision fit tailored for Big Block Chevy engines
  
  
• Engineered by heads edelbrock, combining long-standing expertise with modern design nuance

Whether you're building a daily driver or prepping a weekend warrior, these edelbrock bbc heads bring a trusted blend of durability, value, and performance to the table. Upgrade confidently—Edelbrock’s legacy of innovation and precision ensures you're investing in engine components that deliver both now and for miles to come.