NEWPORT Speedway Late Model Stock RULEBOOK Carburetor and Weight Rules are as follows:
  1. Late Models Stock Built Motor 390 cfm UARA Carburetor rules apply or 500 Holly part #80583-1 or #4412
    - Weight rule 3100 lb and 1400 lb right side
  2. 604 Crate Motor (#88958604) 650 cfm UARA Carburetor rules apply
    - Weight rule for Crate Motor 3025 lb and 1370 lb right side weight
  3. Late Models Stock Built Motor 350 cfm Holley Carburetor 2300 model 7448
    - Weight rule 3025 lb and 1370 lb right side

For all other Late Model Stock Rules please refer to UARA Rules
UARA RULES CLICK HERE