I’ve had good luck with both Odyssey and Walmart Everstart AGM manufactured by East Penn (regional). The latter is a relative bargain @ $189 for most sizes.
The 18 hole steelies are heavy, but have more brake clearance than just about any steel or alloy 18” wheel out there. The design of the barrel could probably take a 370 - 380 mm rotor with high clearance caliper. I messed with a set some years back… Tundra 18" retro steel wheel -...
Back when I was building an IRS Tundra (sold the project before completion) the plan was for dual tanks. This was to be accomplished by adding a LC 200 fuel tank on the passenger side, it would mount in the space occupied by the muffler. This would have required a major rework of the entire...
Did you purchase the igniters/coils yet? A nice upgrade are 8ARFTS Coils. They won’t produce more spark, although they can via tuning the ECU, but don’t need that as you are stock. However, the coil is built for hotter running environments while producing a stronger spark. That simply adds to...
This is probably overthinking it? Many of the the various ATF fluids are available for research/viewing at the link, a translator is required. They include plenty of the thin (WS) and thick (T4) fluids. They run the analysis, show the data, and give a quick run down, so one can get a good idea...