My wrapped headers lasted 10 years but I'm going to cast iron manifolds now. Much neater under hood too. A mate has fabbed up stainless dump pipes out of 2.5 mandrel bend to connect to the old system under floor in front of the cats.
My son has a very tidy LJ70RV Bundera but the 22R isn't exactly a powerhouse. We've been considering a diesel swap, 1KZ or similar for a while but not in front of a G52.
Then this peach popped up a non runner LJ Bundy that we've purchased. Depending on what we can make of it it will be 1KZ...
Even loaded the 2.8 is still in front its seems they are in the high teens loaded, the 2.8 drops to 12-ish litres per 100 the 4.5 stays the same. 2.8 does sound like a vacuum cleaner in comparison
So now the dusts settled to a degree and all the content creators have done the loaded/unloaded/tow and drag race tests in outright performance the (even modded) V8 hasn't won one comparison. Longevity is still TBC but I remember when the voodoo over 1HZ timing belts came out, then the voodoo...