Exhaust Heat Riser: Chev SB V8 64-78 era Various
The heat riser, also known as a butterfly valve, is engineered to spring open and permit exhaust flow. However, over time, it can become stuck or impede airflow. This part fits Small Block Chevrolet engines from 1962 to 1978.
- Camaro 67-78
- Impala 54-78
- Corvette 64-78
- Chevelle 64-73
- Nova 64-68
- Monte Carlo 70-78
- Used on most GM light trucks and vans with SB Chev V8
Regular price
$160.50
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The heat riser, also known as a butterfly valve, is engineered to spring open and permit exhaust flow. However, over time, it can become stuck or impede airflow. This part fits Small Block Chevrolet engines from 1962 to 1978.
- Camaro 67-78
- Impala 54-78
- Corvette 64-78
- Chevelle 64-73
- Nova 64-68
- Monte Carlo 70-78
- Used on most GM light trucks and vans with SB Chev V8
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