hi need advice regarding my engine my bottom end went and currently stripping it down, the spec on engine is Sr20det blacktop non vvt forged pistons cosworth headgasket tomie inlet cam hks exhaust cam rocker stoppers hks valve springs alloy winged sump ported cosworth valves cosworth conrods was running 360hp in a 180sx but now on standard ecu standard turbo standard injectors etc. should i replace with new standard bearings or race bearings ive never tracked it and its a road car?