Click or scroll to zoom Tap or pinch to zoom SBC .187in End Rail Spac Kit by PETERSON FLUID $32.99 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Manifold End Seal Spacer - 0.187 in Thick - Roll Pins - Aluminum - Natural - Raised Port Heads - Small Block Chevy - Kit