O que é o "R/L" do motor? - Alta RPM

Use the coupon code "altarpm" to get a 2% discount on tire purchases from Pneufree.com: https://www.pneufree.com.br/ Use the coupon code "ARPM10" to get a 10% discount on products from the RS Air Filter website: https://bit.ly/site-rs-filtros "R/L" of the engine! What is it? What is it for? What difference does it make? It's all explained in today's How It Works! Click play and check it out! Follow Pneu Free on Instagram: @pneufreecom Follow Pneu Free on Facebook:   / pneufree   Follow Pneu Free on YouTube: @pneufree.com Follow RS Air Filter on Instagram: @rsairfilter Follow RS Air Filter on Facebook:   / rsfiltros   Follow RS Air Filter on YouTube:    / rsairfilter   Discover Made For Street: Website: https://madeforstreet.com.br/ Instagram: @madeforstreetmotorsport Facebook:   / madeforstreetoficina   #altarpm #comofunciona #rl