Jet Performance 36003 Rochester Quadrajet Carburetor; 4 bbl; 800 cfm; Dual Plane Intake Manifold; Incl. 0.179 Needle And Seat; Chevy/GMC 396 ci And Larger Modified Big Block Engines;

Carburetor Rochester Quadrajet Carburetor Rochester Quadrajet Carburetor; 4 bbl; 800 cfm; Dual Plane Intake Manifold; Incl. 0.179 Needle And Seat; Chevy/GMC 396 ci And Larger Modified Big Block Engines; SPECIFICATIONS: Barrel: Four CFM: 800 Choke: Electric Emission: N/A Finish: Anodized Flange: Spread Bore Type: Automotive Usage: Street/Strip FEATURES: Carburetor Is Extensively Reworked Increased Main Well Size Balanced To Assure Top End High RPM Fuel Flow Several Circuit Modifications Keep Consistent Idle Quality JET Performance now offers a Quadrajet carburetor tuned for Chevy and GMC cars and trucks with 396 ci and larger modified big block engines. The carburetor is extensively reworked by increasing main well size and is balanced to assure top end high RPM fuel flow. Several circuit modifications are made to keep the fuel curve correct throughout the entire RPM range and to keep consistent idle quality. Includes a .149 needle and seat to ensure adequate fuel flow. The carburetor is designed for modified big block motors with a dual plane intake manifold, headers, 8.5-9.5:1 compression ratio and mild ported or aftermarket heads. Recommended cam specs: Duration at .050 min 210 degrees, max 240 degrees and a lobe separation angle of 110-114 degrees. Available as a complete unit or JET can rebuild your existing core. Jet Performance Products is a proven leader in automotive tuning technology. Our background in tuning started with Jones Performance Fuel Systems over 40 years ago. Our Fuel Systems Division has given us the opportunity to tune everything from NHRA drag race cars, off-road race trucks and Sprint Cup cars. This experience has been the basis for our line of performance tuning products for street applications. JET's engineering staff is unsurpassed and considered to be the best tuners in the industry. Our talented staff has made the company what it is today. Constant changes in computer technology of today's cars and trucks demand that the JET engineering staff be the best. Automotive computer systems progress daily, just like every form of technology, so we are dedicated to providing the customer with the latest in performance tuning technology possible. Extensive research and development, dyno testing and constant fine tuning ensures the most power from each part we make. JET's quickly growing staff of professional engineers and a highly dedicated team of performance enthusiasts run our everyday operations. Our ability to produce the best tuning in the industry gets you the end results that you want . . . MORE POWER!

Jet Performance 36003 NEW Additional Features Finish:Anodized