Northeast Mini Stock Tour.com wrote:Engine
1. Engines must be 8 valve, Hondas allowed 12 valve
2. Block must be stock for make
3. 2500cc Maximum displacement
4. .040 Maximum overbore
5. Stock Steel Flywheel, may be resurfaced
6. Any clutch may be used, but must be functional
7. No porting or polishing of heads
8. Valves must be stock size and weight
9. Head must be completely stock, NO SVO or TRD heads
10. Heads are allowed to be shaved
11. Must be flat tappet camshafts max lift .450 measured at valve, no roller cams allowed
12. Adjustable cam gears allowed
13. Flat tappet lifters, No roller rockers or lifters
14. Crankshaft must be stock, no knife edging
15. Pistons and Rods must be stock appearing. Flat tops may be used
16. Stock Type ignition only, no magneto
17. Starter must work
18. Holley 5200 or Weber 32/36 carburetor
19. Holley 350 may be used, in conjunction with a 50LB weight penalty
20. Fuel Injection is allowed, must be completely stock including air intake, throttle body, injectors and computer. All items can and will be tested
21. Max Compression ratio 12:1
22. Radiator may be aluminum, Must be mounted in front of engine
23. Headers will be allowed, headers must exit under chassis and not bisect firewall 1.5” maximum primary diameter
24. 2.5” maximum exhaust diameter