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NEW SWS CHEVY ALUMINUM BELLHOUSING, GM 621 3899621 REPLACEMENT FOR SBC & BBC FOR 11″ MANUAL CLUTCH APPLICATIONS

Brand New Southwest Speed Chevy Aluminum Bellhousing to fit 11″ Clutches (SWS Part # 650-3975). This bellhousing is a replica to the GM 3899621
This Southwest Speed 11″ Performance Cast Aluminum Bellhousing is a reproduction of the original 3899621 bellhousing used on GM models with Big Block and Small Block engines equipped with an 11″ clutch. This performance aluminum bellhousing does not have the GM Part # 3899621 casting number but will look, fit, and perform just like original. If you are doing a restoration of an early muscle car, or just want the correct bellhousing to finish that rod project, this bellhousing is the perfect part!
Features: | * Replaces GM Part # 3899621 | * Cast Aluminum Housing | * Works with GM transmissions with a 4.675″ O.D. Bearing Retainer | * Clears 168 tooth 14″ Flywheels with factory 11″ clutch discs | * 1/2″-13 tapped hole for z-bar manual clutch linkage, if needed. | * Fits ALL Small Block and Big Block Chevrolet engines regardless of factory clutch size

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Brand New Southwest Speed Chevy Aluminum Bellhousing to suit 11″ Clutches (SWS Part # 650-3975).

  • This bellhousing is a reproduction to the GM 3899621
  • This Southwest Speed 11″ Performance Cast Aluminum Bellhousing is a replica of the unique 3899621 bellhousing used on GM models with Big Block and Small Block engines equipped with an 11″ clutch.
  • This performance aluminum bellhousing does now not have the GM Part # 3899621 casting number but will look, are compatible, and carry out similar to original.
  • If you’re doing a restoration of an early muscle car, or simply want the proper bellhousing to complete that rod project, this bellhousing is the easiest part!

Features:

  • Replaces GM Part # 3899621
  • Cast Aluminum Housing
  • Works with GM transmissions with a 4.675″ O.D. Bearing Retainer
  • Clears 168 tooth 14″ Flywheels with factory 11″ snatch discs
  • 1/2″-13 tapped hole for z-bar manual snatch linkage, if wanted.
  • Fits ALL Small Block & Big Block Chevrolet engines without reference to factory snatch size

Fits:

  • 1964 – 1988 Chevy Chevelle, Malibu, Monte Carlo*
  • 1959 – 1987 Chevy El Camino*
  • 1959 – 1988 Chevy Impala, Caprice, Bel Air, Biscayne, Brookwood, Kingswood, Nomad, Sedan Delivery*
  • 1963 – 1981 Chevy Corvette*
  • 1967 – 1981 Chevy Camaro*
  • 1968 – 1974 Chevy II, Nova*
  • *With Manual Transmissions and 168 tooth Flywheel

Brand New Southwest Speed Chevy Aluminum Bellhousing to suit 11″ Clutches (SWS Part # 650-3975). This bellhousing is a reproduction to the GM 3899621
This Southwest Speed 11″ Performance Cast Aluminum Bellhousing is a replica of the unique 3899621 bellhousing used on GM models with Big Block and Small Block engines equipped with an 11″ snatch. This performance aluminum bellhousing does now not have the GM Part # 3899621 casting number but will look, are compatible, and carry out similar to original. In case you are doing a restoration of an early muscle car, or simply want the proper bellhousing to complete that rod project, this bellhousing is the easiest part!
Features: | * Replaces GM Part # 3899621 | * Cast Aluminum Housing | * Works with GM transmissions with a 4.675″ O.D. Bearing Retainer | * Clears 168 tooth 14″ Flywheels with factory 11″ snatch discs | * 1/2″-13 tapped hole for z-bar manual snatch linkage, if wanted. | * Fits ALL Small Block and Big Block Chevrolet engines without reference to factory snatch size
Fits: | * 1964 – 1988 Chevy Chevelle, Malibu, Monte Carlo* | * 1959 – 1987 Chevy El Camino* | * 1959 – 1988 Chevy Impala, Caprice, Bel Air, Biscayne, Brookwood, Kingswood, Nomad, Sedan Delivery* | * 1963 – 1981 Chevy Corvette* | * 1967 – 1981 Chevy Camaro* | * 1968 – 1974 Chevy II, Nova* | * *With Manual Transmissions and 168 tooth Flywheel
The bellhousing used to be used with 4 speed transmissions in 66 – 72 Chevelle, 66 – 81 Corvette, 67 – 72 Camaro, 68 – 72 Nova, and 64 – 81 Impala, but with any GM transmission that measures 4.675″ and an 11″ snatch, it’ll are compatible great in the entire additional applications shown above, in addition to many various kinds of projects. This may occasionally make it a snap to get that massive GM bellhousing to your muscle car or rod project. This new Chevy high performance 11″ style aluminum bellhousing used to be issued on Camaros, Chevelles, Impalas, Corvettes and Nova’s with big block 396, 427, and 454 engines, in addition to Yenko, Copo, and ZL1 and in addition small blocks like 302, 327, 350 and 400 with the 168 tooth, 14″ flywheels and 11″ clutches, including Z28, Yenko, and Deuce models. Will settle for your original Muncie or Saginaw Manual Transmission with a 4.675″ O.D. bearing retainer. May even work with the Tremec 5 and 6 Speed Transmissions. You’ll be able to use some of the new bolt-in Classic Car Conversion Transmissions and still use the entire Stock 4 Speed Pedals and Rods with this bellhousing.

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