chev0545 236 #1 Posted June 4, 2019 is there a diagram for a early 20 valve covers Share this post Link to post Share on other sites
ericj 1,579 #2 Posted June 4, 2019 did you check the onan service manual ? you should be able to download it from on here eric j 1 Share this post Link to post Share on other sites
gwest_ca-(File Mod) 11,490 #3 Posted June 4, 2019 Click on the picture Garry 1 Share this post Link to post Share on other sites
