Engine Block Off Plates
Protect exposed engine ports with durable block off plates during maintenance or storage. Designed to fit high-performance setups, these plates prevent debris or fluid contamination. Browse engine block off plates to safeguard your engine.
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Allstar Performance Exhaust Block Off Plates Spread Port/Dart Plastic ALL34215
ALLSTAR PERFORMANCE
$19.99When 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...ALL34215- SKU:
- ALL34215
- Availability:
- Ships Same Business Day
- Weight:
- 0.74 LBS
$19.99Qty in Cart: 0Quantity:Price:$19.99Subtotal: -
Allstar Performance Exhaust Block Off Plates Standard 23 Deg Plastic ALL34213
ALLSTAR PERFORMANCE
$19.99Blocking off unused exhaust ports on your Small Block Chevy prevents unwanted air leakage and ensures optimal exhaust scavenging, which is critical for maintaining consistent cylinder pressure and...ALL34213- SKU:
- ALL34213
- Availability:
- Ships Same Business Day
- Weight:
- 0.67 LBS
$19.99Qty in Cart: 0Quantity:Price:$19.99Subtotal: -
Moroso Storage Block Off Exh. Plates SBF Conv. Heads 25169
MOROSO
$24.99When you're running a dedicated small block Ford engine with converted heads, leaving exhaust ports open invites heat loss, air leaks, and performance inconsistency. The Moroso Storage Block Off Exh...MOR25169- SKU:
- MOR25169
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
$24.99 -
Moroso Storage Block Off Exh. Plates - GM LS 25157
MOROSO
$22.99If you're running a carbureted or naturally aspirated LS engine without secondary exhaust ports, blocking off those unused openings prevents vacuum leaks and maintains proper air-fuel ratios under...MOR25157- SKU:
- MOR25157
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
$22.99 -
Allstar Performance Exhaust Block Off Plates SB2 Plastic ALL34217
ALLSTAR PERFORMANCE
$19.99If you're running a Small Block Chevy engine with aftermarket heads or a custom build, exhaust port blockoff plates are essential for proper air sealing and preventing unwanted exhaust leakage. These...ALL34217- SKU:
- ALL34217
- Availability:
- Ships Same Business Day
- Weight:
- 0.49 LBS
$19.99 -
JAZ SBC Block Off Kit - 4150 730-001-01
JAZ
$25.99Whether you're building a dedicated race engine, converting to a different fuel system, or eliminating unused ports on a stripped-down competition platform, the JAZ SBC Block Off Kit provides a...JAZ730-001-01- SKU:
- JAZ730-001-01
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- MFG Part #:
- 730-001-01
$25.99 -
Allstar Performance Exhaust Block Off Plates SBC Spread Port Aluminum ALL34214
ALLSTAR PERFORMANCE
$20.99Keep your engine bay clean and your build looking sharp with the Allstar Performance Exhaust Block Off Plates for Small Block Chevy spread port heads. These solid aluminum plates are the perfect...ALL34214- SKU:
- ALL34214
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- MFG Part #:
- ALL34214
$20.99 -
Allstar Performance Exhaust Block Off Plates SBC Std 1pc Aluminum ALL34212
ALLSTAR PERFORMANCE
$19.99Keep your engine bay clean and protected when it's time to pull the heads or swap exhaust components. These Allstar Performance Exhaust Block Off Plates are a must-have for any serious Small Block...ALL34212- SKU:
- ALL34212
- Availability:
- Ships Same Business Day
- Weight:
- 0.43 LBS
- MFG Part #:
- ALL34212
$19.99 -
Moroso Storage Block Off Exh. Plates SBC 23-Deg Heads 25155
MOROSO
$22.99When you're running a dedicated small block Chevy racing engine, every port matters—and unused exhaust ports create unwanted turbulence and complexity. The Moroso Storage Block Off Exh. Plates...MOR25155- SKU:
- MOR25155
- Availability:
- Ships Same Business Day
- Weight:
- 1.00 LBS
$22.99 -
Exhaust Cover Kit Billet Spread Port 2100
KING RACING PRODUCTS
$86.99If you're running spread port heads, blocking off unused exhaust ports is essential for maintaining proper scavenging and preventing unwanted air injection into your exhaust system. This billet kit...KRP2100- SKU:
- KRP2100
- Availability:
- Ships Same Business Day
- Weight:
- 2.03 LBS
$86.99 -
JAZ SBF Block Off Kit - 4150 730-007-01
JAZ
$24.99Whether you're building a dedicated race engine, converting to a different fuel system, or eliminating unused passages for a cleaner bay, the JAZ SBF Block Off Kit provides all the necessary plates...JAZ730-007-01- SKU:
- JAZ730-007-01
- Availability:
- Ships Same Business Day
- Weight:
- 0.43 LBS
- MFG Part #:
- 730-007-01
$24.99Qty in Cart: 0Quantity:Price:$24.99Subtotal:
