530010221 Poulan Oil Cap

530010221 Poulan Oil Cap. Many Poulan models have different size oil caps depending on the saw type.  The bottom of the threads of this cap are about 1/2″ in diameter and the top of the cap’s diameter is close to 13/16″.  This oil cap is the smaller cap (not the 5/8″).  It Fits some Poulan: 1800 (type 1 and 2 only if it’s a Woodsman), 2000, 2300AV, 2300CVA, 2350CVA, 306A, 4200, 5200, S25AV, S25DA, MICROXXV, S25 Chainsaw. Replaces Poulan 530002592, 530023656, and 5300023653.  Please verify the saw type or contact us to determine proper fit if you are unsure which oil cap fits your saw since this one is a bit tricky due to the various model types.