IntAct HVT (Sealed) Battery IHHVT03. IntAct HVT Bike Power – a highly specialised performance battery for Harley Davidsons, BMW’s and other big displacement 2-cylinder engined motorcycles. HVT batteries are extremely robust and built to withstand excessive engine vibrations, using a impact-resistant housing and heavily compressed plate packs. HVT Sealed AGM batteries are factory-activated, supplied pre-charged […]