Xtreme Tuning Accessories. BLP Xtreme series main jets are precision machined for the most discerning carburetor tuner, engine builder or motorsports enthusiast.
How many times have you made a jet change to find the engine did not respond as anticipated?
Some factors can be attributed to the main jet being used, or damage that was caused using specific tools such as a screwdriver to install and remove your jets.
BLP manufactures 3 unique designed jets to meet any of your carburetor tuning needs from standard pump gas, oxygenated fuels to large alcohol applications,
BLP has a jet that suits your needs. All are compatible with all known racing fuels. And manufactured in-house using only the finest in domestic raw materials.

BLP XR-Series jets are precision machined in-house in .001" increments from .050" - .173". 1/4-32 thread pitch fits most all Holley® or BLP gas metering blocks.
Utilizing only the finest in domestic materials and stringent tolerances these jets are sure to tighten and expand your tuning range abilities.
Manufactured with a 5/16 hex for easy removal and longer lifespan reducing entry radius damage caused by using a screwdriver.
Also available in the extended version for hard launch and aggressive applications.
BLP XH-Series jets are precision machined in-house in .001" increments from .110" - .200".
5/16-32 thread pitch fits most all Holley® or BLP alcohol metering blocks. Manufactured with a 3/8 hex for easy removal and longer lifespan.
Also available in the extended version for hard launch and aggressive applications.

BLP XL-Series jets are precision machined in-house in .001" increments from .104" - .260".
350-32 thread pitch fits all BLP large flow billet blocks. Allows the builder or tuner the ability to go above .200" when using large alcohol or oxygenated applications.
Manufactured with a 3/8 hex for easy removal and longer lifespan.
Also available in the extended version for hard launch and aggressive applications.