Just found this post, maybe you can help me also. Model 99R, 358, SN 922xxx, lever code 6H Thanks
Holy crud... that's a sweetheart of a rifle. 6H is 1956.
“The Savage 99 Pocket Reference”. All models and variations of 1895’s, 1899’s and 99’s covered. Also dates, checkering, engraving.. Find at www.savagelevers.com