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Allstar Performance Exhaust Block Off Plates Spread Port/Dart Plastic ALL34215

Part Number: ALL34215
ALLSTAR PERFORMANCE
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SKU:
ALL34215
UPC:
848238079036
MPN:
ALL34215
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.74 LBS
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$19.99
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Description

When running a carbureted or naturally aspirated small block Chevy, sealing off unused exhaust ports is critical for preventing hot exhaust gases from escaping where they shouldn't—this directly improves intake manifold heat distribution and carburetor consistency. These Allstar Performance block off plates are a straightforward, cost-effective solution that eliminates air leaks and ensures your engine breathes as designed. Whether you're building a street engine or prepping for the track, proper port sealing is non-negotiable for reliable performance.

  • Exhaust port blockoff
  • Spread Port/Dart compatible
  • Small Block Chevy fitment
  • 1/4 inch thick plastic
  • Black finish
  • Pair (two pieces)
  • Bolt-on installation
  • High-temperature rated plastic
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Fitment for Allstar Performance Exhaust Block Off Plates Spread Port/Dart Plastic ALL34215

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