Best Intercooler Block Off Plates in 2026

Daisy
Last Updated: Feb 7, 2026

At a Glance: Our Top Picks for Intercooler Block Off Plates

Moroso 65397 Cover Plate with Fitting for Small Block Chevy
#TOP1
Moroso 65397 Cover Plate With Fitting For Small
5.2
PM SCORE
Moroso 65398 Cover Plate with Fitting for Big Block Chevy
#TOP2
Moroso 65398 Cover Plate With Fitting For Big
5.1
PM SCORE
BlackPath - Fits Honda + Acura Engine Guard Non-VTEC B20 + B20B + B20Z + Engine Girdle Conversion Swap Motor Block (Polished) T6 Billet
#TOP3
Blackpath - Fits Honda + Acura Engine Guard
4.3
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Intercooler Block Off Plates of 2026

Moroso 65397 Cover Plate With Fitting For Small Block Chevy

MOROSO
65397
0.00 X 0.00 X 0.00 Inches
0.59 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Includes 1/8" N.P.T. Fitting and -12AN Fitting Allows the vacuum pump and vacuum gauge to be connected Can also be used as a drain back location Black Anodized Includes gaskets and Stainless Steel Socket Head Screws*Note: Installation of this product requires pulling vacuum from a valve cover as well

Moroso 65398 Cover Plate With Fitting For Big Block Chevy

MOROSO
65398
0.00 X 0.00 X 0.00 Inches
0.40 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Includes 1/8" N.P.T. Fitting and -12AN Fitting Allows the vacuum pump and vacuum gauge to be connected Can also be used as a drain back location Black Anodized Includes gaskets and Stainless Steel Socket Head Screws *Note: Installation of this product requires pulling vacuum from a valve cover as well

Blackpath - Fits Honda + Acura Engine Guard Non-Vtec B20 + B20B + B20Z + Engine Girdle Conversion Swap Motor Block (Polished) T6 Billet

BLACK PATH
AZ-BP 275(754)
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Black Path 9.21

Features

Fits All Honda and Acura Non-VTEC B20-Series (base, B and Z models)

Provides additional support to the cylinder walls especially for forced induction and nitrous applications

Includes 1x Engine Block Girdle, 6x VTEC Head Adapter Dowels, 1x Engine Block Guard and 1x Drive Your Way Keychain Tag

CNC Machined from T6 Billet Aluminum and Polished surface for maximum strenght

Comes with detailed Installation Instructions

#TOP4

Lonestar Racing 21P00305 E-Brake Block-Off Plate

LONESTAR RACING
21P00305
2.50 X 1.50 X 0.50 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Open Motoz 5.42

Features

Billet aluminum

#TOP5

Blackpath - Fits Honda + Acura Engine Guard D15 + D16 + D17 Motor Block (Polished) T6 Billet

BLACK PATH
AZ-BP 276
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Black Path 9.26

Features

Fits All Honda and Acura models with D15, D16 and D17 Series Engine

Provides additional support to the cylinder walls especially for forced induction and nitrous applications

Includes 1x Engine Block Guard

CNC Machined from T6 Billet Aluminum and Polished surface for maximum strenght

Comes with detailed Installation Instructions

#TOP6

New Crankshaft Crank Key Turning Socket Tool Fit For Chevy 396 427 454 7.4L

JRSAUTO
JRSY722-2
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
JRSMART 9.16

Features

Brand-new,all parts are tested and quality controlled prior to shipment

Made from billet aluminum, fits '66-'00 366, 396, 402, 427, and 454s.

Fit for Chevy 396 427 454 7.4L

The pictures are accurate because of real shooting, please check it carefully to make sure it is what you need.

Package including: 1 X Crankshaft Crank Key Turning Socket Tool

#TOP7

4530/9514X Chromed Aluminum Heater Hose Fitting Kit Fits For Chevy

ESTAR
ESTARY-717-2
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
eStarpro 6.26

Features

100% brand-new,all parts are tested and quality controlled prior to shipment

For CHEVY #4530/9514X.

90 degree fitting WITH 5/8" NIPPLE AND 1/2" pipe therad for the intake manifold.

The pictures are accurate because of real shooting, please check it carefully to make sure it is what you need.

The Kits Includes: 3" STRAIGHT FITTING WITH 3/4" HOSE NIPPLE AND 1/2" PIPE THREAD FOR THE WATER PUMP.

#TOP8

Arterra Dist Wf8700Pdob

ARTERRA
WF8700PDOB
11.00 X 6.00 X 1.00 Inches
1.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
4Wheel Online 9.78

Features

Comes with full manufacturer warranty

Top 10 intercooler block off plates Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Black Path 2
Moroso 2
Arterra 1
Estar 1
Jrsauto 1
Lonestar Racing 1

Top 10 intercooler block off plates Brands Pie Chart


We've carried out a comprehensive analysis of 14 reviews on intercooler block off plates, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select intercooler block off plates priced around $56.37, with top brands including and

Our team of expert editors reviewed these high-quality items and handpicked the top 8 intercooler block off plates for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .

We are dedicated to assisting our users in finding the right plates Products based on their needs, saving them considerable time when choosing which intercooler block off plates to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.