Overview Reviews Product Description Manley 12331-8 Race Master Exhaust Valves Set of 8 fits Chrysler/Dodge 6.4L Hemi Manley 12331-8 Product Videos Custom Field Product Reviews Write a Review Write a Review × Manley Manley 12331-8 Race Master Exhaust Valves Set of 8 fits Chrysler/Dodge 6.4L Hemi Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *