Exterior Components› Body Panels and Components

SIERRAMARINE

KIT TANK INSPECT PORT 3'

$81.69

SKU: S08C 307238685

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Dometic Universal Tank Clean-Out Kit is a flanged port assembly with a cap, designed to create a 3-1/4" diameter port in rigid tanks of any material. This opening is suitable for passing a hand through for basic access into the tank. The kit includes a gasket and fasteners for securing the flange to the tank from the underside. Specifications include a flange outer diameter of 5-9/16", a flange cut-out of 4", and an internal opening of 3-1/4".

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

BrandSIERRAMARINE
Part NumberS08C 307238685

Buy with Confidence

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