An authorized field journal from Arizona — install guides, garage stories, and the occasional victory lap.
This is the time of year a lot of classics, hot rods, and project trucks get parked for the season. The battery tender goes on, the cover goes over, and the door comes down. Then a few weeks later you open the garage ...
Plain-English explainers on fuel vapor, vented tanks, and what actually works.
If you're building a hot rod and chasing a raw-gas smell in the garage, you'll eventually run into the word "EVAP." Somebody at...
You open the side door to the shop, and the first thing that hits you isn’t cut tires or hot oil. It’s raw gasoline. The C10, F...
Marine fuel tanks vent. Boat compartments are sealed. The result is a fume problem you smell every time you open a hatch. Here'...
Charcoal canisters are rechargeable, not disposable. Here's how to tell when the media is saturated, how often to expect to do ...
A complete walkthrough for installing a charcoal vapor canister on a vented fuel system: where to mount it, how to plumb it, an...
The Vapor Trapper™ comes in five different sizes and configurations. Here's how to pick the right one for your build, with spec...
There are a lot of YouTube videos and forum posts showing DIY charcoal canisters built from PVC pipe. Here's why they don't wor...
A vented gas cap and a charcoal canister both deal with fuel tank pressure — but they solve different problems. Here's when you...
Notes on installing a Vapor Trapper on a stationary or RV gasoline generator stored with a full tank.
Notes on installing a Vapor Trapper on a gasoline inboard. ABYC H-24/H-25 compliance matters.
Notes on installing a Vapor Trapper on a Fox-body Mustang. Factory canister replacement, plus fuel-cell notes.
Notes on installing a Vapor Trapper on an A-body Mopar. Pre-1971 cars had no canister; 1971+ did.
Notes on installing a Vapor Trapper on a 1955-1957 Chevy. No factory canister; vents through filler neck.
Notes on installing a Vapor Trapper on a 1966-1977 early Bronco. No factory canister.
Notes on installing a Vapor Trapper on a CJ, YJ, or TJ Jeep. Off-road use benefits from a rollover/check valve.
Notes on installing a Vapor Trapper on a 1955-1972 Chevy/GMC pickup. Most carry the fuel tank inside the cab.
Notes on installing a Vapor Trapper on a classic F-Series. Routing depends on which generation and tank arrangement you have.
Notes on installing a Vapor Trapper on a 1973-1987 C/K truck. Single- and dual-tank arrangements differ.
Notes on retrofitting a Vapor Trapper to a first-generation F-body. No factory canister.
Notes on retrofitting a Vapor Trapper to a 1965-1973 Mustang. Most cars had no factory canister; California 1970 and federal 19...
If your shop, garage, or trailer reeks of raw gas, here's where the smell is coming from, why the usual workarounds don't fix i...
Show announcements, recognitions, and product news.
Foundational posts from the early days of the Vapor Trapper.
