• Become a Subscribing Member today!

    The Biplane Forum is a large global active community of biplane builders, owners and pilots. From Pitts to Skybolts, to older barnstormers, all types are welcome.

    The Biplane Forum is a private community. Subscriptions are only $49.99/year or $6.99/month to gain access to this great community and unmatched source of information not found anywhere else on the web.

    Why become a Subscribing Member?

    • In addition to our active community, our content boasts exhaustive technical information which is often sought after for projects and maintenance. This information has accumulated over the 12+ years the forum has been in existence.
    • We are also a great resource for non biplane users, since many GA aircraft are built the same way (fabric and tube construction).
    • Annual membership also comes with two BiplaneForum.com decals.

    Become a Subscribing Member and access the Biplane Forum in full!

    Subscribe Now

O-290-D L-1969-21 Ouestions?

shop deals on amazon
Advertise with us
Shop deals on ebay
This site may earn a commission from merchant affiliate links, including eBay, Amazon, and others.
You must log in or register to reply here.

Similar threads

Dave Baxter
O-290-D Overhaul
2 3
Replies
49
Views
4K
EAABipe40FF
EAABipe40FF
C
Engine oil choice
2 3
Replies
45
Views
2K
chipotlepowder
C
CFSOJ
Fuel And Oil Line Vendor
Replies
5
Views
271
CFSOJ
CFSOJ
BeauxG
Used O-300-D. What's it worth?
Replies
2
Views
691
TFF1
T
Patric_L
O-320 convert to high compression pistons... worth it?
Replies
18
Views
2K
TFF1
T

Latest posts

Back
Top