What's the right AFR cylinder head for my engine? Dennis Pittsenbarger talks with Scott "The Hawk" Hesselgrave of Air Flow Research about cylinder head selection and which details matter when choosing a runner volume. Shop AFR cylinder heads: https://bit.ly/39HXAny Follow AFR on Instagram: https://www.instagram.com/afr_heads/ Like AFR on Facebook: https://www.facebook.com/AirFlowResearch