JAK Performance

JAK Performance Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from JAK Performance, Automotive manufacturer, 8271 Faithful Drive, Mansfield, TX.

JAK Performance is a company committed to the development and production of carburetors and intake manifolds for the performance automotive enthusiasts and racing comunity.

I have commenced a new project for a client to design and manufacture up to four distinct manifolds for the Ford SOHC 42...
05/24/2026

I have commenced a new project for a client to design and manufacture up to four distinct manifolds for the Ford SOHC 427 engine. The initial manifold, a single-plane Tunnel Wedge, has been completed.

During development of the Clevor 3V Throttle Body injection system, I determined it would be beneficial to provide the c...
05/16/2026

During development of the Clevor 3V Throttle Body injection system, I determined it would be beneficial to provide the customer with a choice between utilizing a wet or dry manifold.

At the customer's request, I have updated my 351C stacked 58mm manifold to accommodate Throttle Body Injection compatibi...
05/16/2026

At the customer's request, I have updated my 351C stacked 58mm manifold to accommodate Throttle Body Injection compatibility. I will add the injectors and fuel rails as we progress.

Meanwhile, at the behest of a new client, I have resumed work on a project. This entails developing a Throttle Body Inje...
05/14/2026

Meanwhile, at the behest of a new client, I have resumed work on a project. This entails developing a Throttle Body Injection system designed for 351W blocks equipped with Scott Cook 3V cylinder heads. There are a few more specifics to finalize, but the project shows considerable potential.

Manifolds are stacking up waiting for the power company to get off their shovels to bring the required power to the new ...
05/14/2026

Manifolds are stacking up waiting for the power company to get off their shovels to bring the required power to the new shop. We’ve been waiting for four months. Quite frustrating!

I am pleased to announce that four new manifolds, designed specifically for the 351M/400 and 9.5" Clevor engines with a ...
05/07/2026

I am pleased to announce that four new manifolds, designed specifically for the 351M/400 and 9.5" Clevor engines with a 3V port configuration, have been sent to the foundry for quotation. The manifold designs include: 1) Holley 4500 Dominator, 2) Holley 4150 fl**ge, 3) 2X4 Tunnel Wedge, and 4) Clevor Holley 4150 fl**ge. Production will include at least three units of each design at a price of $2250 per unit. Interested parties are invited to express their interest and secure a place on the production list via private message.

Further developing the 335 series engine, a 2V single plane version tailored for the 351M/400 has now been designed.
04/25/2026

Further developing the 335 series engine, a 2V single plane version tailored for the 351M/400 has now been designed.

I have finalized my design for the 2X4 Tunnel Wedge manifold, specifically tailored for the 351M/400 series with 2V head...
04/23/2026

I have finalized my design for the 2X4 Tunnel Wedge manifold, specifically tailored for the 351M/400 series with 2V heads, as part of my ongoing development work.

In furtherance of my work on the 335 series engines, I have finalized the design for a single-plane manifold intended fo...
04/22/2026

In furtherance of my work on the 335 series engines, I have finalized the design for a single-plane manifold intended for the BOSS 351/351C, incorporating a 3V fl**ge configuration and a 4500 Dominator carburetor base, which I believe holds considerable promise.

Upon special request, I have also designed a single plane manifold with a Holley 4500 carburetor fl**ge specifically for...
04/21/2026

Upon special request, I have also designed a single plane manifold with a Holley 4500 carburetor fl**ge specifically for the 351M/400 engine. Like the others, it utilizes the 3V fl**ge configuration.

The 351C 3V 2X4 Tunnel Wedge manifold is now done and ready to cast. Like the others, it will be available for $2250.
04/21/2026

The 351C 3V 2X4 Tunnel Wedge manifold is now done and ready to cast. Like the others, it will be available for $2250.

Address

8271 Faithful Drive
Mansfield, TX
75167

Opening Hours

Monday 9am - 5pm
Tuesday 9am - 5pm
Wednesday 9am - 5pm
Thursday 9am - 5pm
Friday 9am - 5pm
Saturday 9am - 12pm

Telephone

+19723420588

Website

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