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3.8L Girdled Turbo Buick V6 Stroker Short Block
3.8L Girdled Turbo Buick V6 Stroker Short Block

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Our Price: $6,422.88

Product Code: WRE-SBGI

Please note that this build requires the use of your good engine block core.

This build starts with your engine block core being fully disassembled, cleaned and thoroughly inspected. Your engine block will be fully prepped in house by Bryan or Dave Weber. We then install one of our all forged rotating assemblies to make one of the strongest short blocks you can get for your turbo car.

The Block:

Your core block is thoroughly cleaned.
Bored and honed to your desired cylinder bore size (not to exceed 3.840").
Precision machined for RJC girdle and scraper (we supply)
Stroker clearanced and oil passage relieved.
Align honed with girdle installed for perfect main bores.
Detailed and washed for assembly.
Install Durabond coated cam bearings.
We fabricate ground steel shims for improved accuracy and rigidity
We machine caps and pan rail for improved fitment and dimensional control.

Rotating Assembly:

4340 forged steel 3.625” stroke crankshaft w/ Buick rod journals
4340 forged steel 5.960” Molnar connecting rods (with ARP 2000 rod bolts)
Diamond forged pistons
Total Seal file fit rings
Performance rods and main bearings
Rods profiled to clear camshaft
Precision internally balanced

Your short block is then assembled in our clean room and is bagged and made ready for shipping or continued assembly in house, if desired.


Stroker with +.020 Pistons 249.273ci - 4.083L
Stroker with +.030 Pistons 250.580ci - 4.104L
Stroker with +.040 Pistons 251.890ci - 4.126L

Compression ratio chart:

8.45:1 with stock deck (9.525") and .065 gasket and 46cc head
8.70:1 with 9.525 deck and .051 gaskets
8.89:1 with 9.525 deck and .040 gaskets
9.18:1 with 9.525 deck and .040 gaskets and 43cc head
9.49:1 with 9.525 deck and .040 gaskets w/ 40cc head

We can build these short blocks in approximately six to eight weeks depending on time of year and workload. As with any of our builds, we may complete your engine build in-house with the additional components of your choice. Please contact us to further customize this build so that we may provide you a detailed quote that will meet your specific performance targets.

Freight charges do vary by zip code and carrier. Any special services required (residential delivery, lift gate truck, etc.) will impact the price to deliver your completed engine to you. Please contact us for a shipping quote to your zip code with any special handling services needed.

A detailed WRE-SBGI build sheet may be viewed/printed by clicking the PDF icon below.

WRE-SBGI Build Sheet

* Please note that photographs may contain images with upgraded options not included in the base price (ie. front cover).

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