Sale

Air and Fuel Superchargers, Turbochargers and Components

Kinsler

IRL High Speed Bypass 65-130 PSI 6AN Fittings

$952.60 $585.96 Save $366.64

SKU: K01G 3971

In Stock
In Stock
Ships by Sep 1
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The Kinsler K-140 is a high-speed bypass valve designed for fuel systems. It offers the highest flow capacity with the lowest pressure rise, typically under 1-PSI. This valve ensures extremely smooth operation with a closing flow curve tolerance of 0.3 PSI. Its hard anodized aluminum housing is compatible with gasoline and methanol fuels.
Show original supplier description
IRL High Speed Bypass 65-130 PSI 6AN Fittings

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandKinsler
Part NumberK01G 3971

We’re here — turning wrenches, just like you.

Call us, follow along, or come say hi.

Buy with Confidence

Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy

Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

View Full Shipping Policy