Dart Machinery
Dart Machinery began in humble surroundings. Richard Maskin founded Dart in 1981 in a two-car garage in Oak Park, Mich. In the years since Maskin started his business with desk and a telephone, Dart has become the leader in aftermarket cylinder heads, intake manifolds and engine blocks, and JEGS carries them all. Dart components are developed in-house, manufactured on Dart's own CNC machining centers, and tested on Dart's computer-controlled engine dyno. Today Dart is the acknowledged leader in producing race-winning components.
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![301-32120211S Cast Iron Cylinder Sleeve for SBC Aluminum Block [4.125 in. Bore, SF]](https://www.jegs.com/images/mini_100/300/301/301-32120211s.jpg)
DART
301-32120211S Cast Iron Cylinder Sleeve for SBC Aluminum Block [4.125 in. Bore, SF]
Part Number: 301-32120211S

![301-32120211S Cast Iron Cylinder Sleeve for SBC Aluminum Block [4.125 in. Bore, SF]](https://www.jegs.com/images/mini_200/300/301/301-32120211s.jpg)
DART
301-32120211S Cast Iron Cylinder Sleeve for SBC Aluminum Block [4.125 in. Bore, SF]
Part Number: 301-32120211S


![Severe-Duty Stainless Steel Intake Valve for Small Block Chevy [2.020 in. O.D.]](https://www.jegs.com/images/mini_100/300/301/301-21322020.jpg)
![Severe-Duty Stainless Steel Intake Valve for Small Block Chevy [2.020 in. O.D.]](https://www.jegs.com/images/mini_200/300/301/301-21322020.jpg)


![Pro1 LS1 Aluminum Cylinder Head [Assembled]](https://www.jegs.com/images/mini_100/300/301/301-11021122.jpg)
![Pro1 LS1 Aluminum Cylinder Head [Assembled]](https://www.jegs.com/images/mini_200/300/301/301-11021122.jpg)
![Bare Platinum Pro 1 Aluminum Cylinder Head [Angled Plug]](https://www.jegs.com/images/mini_100/300/301/301-11110010p.jpg)
![Bare Platinum Pro 1 Aluminum Cylinder Head [Angled Plug]](https://www.jegs.com/images/mini_200/300/301/301-11110010p.jpg)
![Bare Platinum Pro 1 Aluminum Cylinder Head [Angled Plug]](https://www.jegs.com/images/mini_100/300/301/301-11710040p.jpg)
![Bare Platinum Pro 1 Aluminum Cylinder Head [Angled Plug]](https://www.jegs.com/images/mini_200/300/301/301-11710040p.jpg)
![Assembled Platinum Pro 1 Aluminum Cylinder Head [Straight Plug]](https://www.jegs.com/images/mini_100/300/301/301-11721143p.jpg)
![Assembled Platinum Pro 1 Aluminum Cylinder Head [Straight Plug]](https://www.jegs.com/images/mini_200/300/301/301-11721143p.jpg)
![Assembled Platinum Pro 1 Aluminum Cylinder Head [Angled Plug]](https://www.jegs.com/images/mini_100/300/301/301-11971142p.jpg)
![Assembled Platinum Pro 1 Aluminum Cylinder Head [Angled Plug]](https://www.jegs.com/images/mini_200/300/301/301-11971142p.jpg)





























