If you're looking to rebuild your old Small Block Chevy powerplant, you can't go wrong with a set of performance cylinder heads. TSP's heads are cast from premium aluminum for improved weight and heat management over the old iron. They are engineered and CNC-ported for maximum horsepower and torque. This bare assembly is a great starting point for a performance engine build. It's designed for maximum flow and performance in the hands of a skilled builder or machine shop. It features a thick deck to help resist warping and comes with threaded bolt holes on the ends for an easy install.

Product Features:

• Intake Runner: 198cc
• Combustion Chamber Volume: 64cc
• Cylinder Head Material: Aluminum
• Cylinder Head Finish: Natural
• Assembled: No
• Spark Plug Style: Straight
• Weight: 19 lbs (per head)