LIMITED LATE MODEL UPDATE
- middlefordspeedway
- Apr 27
- 2 min read
š LIMITED LATE MODEL UPDATE ā THIS SATURDAY, MAY 2ND!
Weāve worked with drivers, teams, and multiple groups to put together a balanced, competitive rules package focused on one thing:
šš¼ PARITY through weight and tire rules
Our goal:
ā Maximize car count
ā Keep costs down
ā Put on a great show
ā° EVENT SCHEDULE
š Gates Open: 4:00 PM
š£ Drivers Meeting: 6:15 PM
š§ RULES OVERVIEW
Body
ā Current Lucas Oil Late Model body rules
š ENGINE CLASSES WELCOME
1. 365 CI open
š¹Steel block required
š¹23° (Chevy) / 20° (Ford)
š¹No raised runner
2. GM CT525 (sealed)
3. GM 604 (RUSH / Crate USA / factory sealed)
4. Southern Delaware Racing Club (SDRC rules)
āļø WEIGHT
š¹365 & 525: 2450 lbs
š¹604: 2350 lbs
š¹SDRC: 2450 lbs
āŖļø50 lbs must be mounted in front of the firewall if aluminum heads (per SDRC rules)
š TIRE RULES (KEY FOR PARITY)
365 / 525
š¹Hoosier: RF / LR / RR ā 2.25 or harder
š¹American Racer: RF / LR / RR ā 48 or harder
604
š¹Hoosier RUSH 25
š¹Hoosier 2 or harder
š¹American Racer 44 or harder
SDRC
š¹Must run:
āŖļøHoosier 2 or harder OR
āŖļøAmerican Racer 44 or harder
š¹Applies to all four corners (left front remains open)
āļø IMPORTANT RULES
š¹All cars with aluminum blocks must mount 50 lbs of total weight in front of the firewall (no additional weight requiredājust placement)
š¹Left front open for all classes
š¹No tire softening or chemical treatment
š¹Track reserves the right to check tire hardness at any time
š¹All weights are post-race (car + driver)
š¹Engines must comply with their home series rules
š REGISTRATION
š¹Must declare engine type & rules package
š¹Minimum weight must be clearly marked on the car
šÆ THE GOAL
This format is designed to:
ā Keep the race fair across all engine combinations
ā Allow multiple series to compete together
ā Avoid costly changes for teams
ā Deliver a strong, competitive show for fans
š¬ We appreciate all the feedback that helped shape this. Letās get a great field of cars and put on a show this Saturday!






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