Overview Reviews Product Description 9900-149 Holley EFI Fuel Rails Left and right, bright clear anodized, extruded aluminum fuel rails for Chevrolet Big Block V8 with Holley MPI Manifolds. Product Videos Custom Field Product Reviews Write a Review Write a Review × 9900-149 Holley EFI Fuel Rails Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *