I'm using the Antigravity ATX20-HD. HEAVY DUTY LITHIUM BATTERY 900CCA/30AH in my dyna, Hi Comp custom 120R with 150HP/145 tq at rear wheel.Best battery I've had. Cranks over no problem hot or cold.https://www.ebay.com.au/itm/Antigravity-ATX20-HD-HEAVY-DUTY-LITHIUM-BATTERY-900CCA-30AH-PbEq/264532350782?ssPageName=STRK%3AMEBIDX%3AIT&_trksid=p2060353.m2749.l2649
very interesting! also I like the Fontana302 !!
They are great if you are willing to spend more money for a higher cca.
How many pounds of cranking pressure are you talking about?