2010 CLASSES
Night Races- gates open at 4:00 pm
Registration Closes at 6:00 pm
Drivers meeting @ 6:00 pm
Races at 7:00 pm
KART CLASSES:
CLASSES: ENGINE TYPE: FUEL: WEIGHT: AGE:
Kid Kart C-50 Comer Gas/Oil 135 lbs 5-7 yrs
Jr. I 2 cycle Light Yamaha KT100S/Wa55B or WA55-1 carb/
RLVBox Muffler SSX-V/No Direct Drive
Gas/Oil 235 lbs 8-11 yrs
Jr. I 4 cycle Light 5 hp Briggs Methanol 235 lbs 8-11 yrs
Jr. I Briggs Animal Medium Black Restrictor Methanol 245 lbs 8-11 yrs
Jr.  II 2 cycle Heavy Yamaha KT100S/.850 restrictor/
RLVBox Muffler YBX/No Direct Drive
Gas/Oil 310 lbs 12-15 yrs
Super Jr. II Unrestricted 5 hp Briggs Methanol 325 lbs 12-15 yrs
Jr. II Briggs Animal Medium Gold Restrictor Methanol 320 lbs 12-15 yrs
New Mexico Superbox Yamaha KT100S/Engine Clutch/
RLVBox Muffler SSX-V/No Experts
Gas/Oil 360 lbs 16 and up
Yamaha Heavy Yamaha KT100S Gas/Oil 370 lbs 16 and up
Open       16 and up
Stock Medium 5 hp Briggs Methanol 345 lbs 16 and up
Briggs Animal Heavy   Methanol 345 lbs 16 and up
 CLASSES: (LOCAL OPTION, NON CLUB NIGHTS ONLY)
CLASSES: ENGINE TYPE: FUEL: WEIGHT: AGE:
Mini-Sprint R 4 cycle 600cc restricted Methanol 750 lbs 12-15 yrs
Mini-Sprint  4 cycle 600cc  Methanol 750 lbs 13 and up
Dwarf Cars 1000cc to 1200cc  Gas/Oil 1200 lbs 13 and up
QRC/QUARTER MIDGETS: (REGIONAL OPTION, IKF NIGHTS ONLY)
CLASSES: ENGINE TYPE: FUEL: WEIGHT: AGE:
QRC Open Intermediates 125-500cc open 375 lbs 16 and up  
QRC Open  Up to 500cc open 430 lbs 18 and up 
Quarter Midgets-novice gx120 gas 245 lbs 5-8 yrs
Quarter Midgets-light gx120 gas 255 lbs 7-12 yrs
Quarter Midgets-heavy gx160-Modified gas/meth 265 lbs 8-16 yrs

The following are also Local Option Classes at Caplin Speedway

Quarter Midget Rules PDF File Specs.> click here

Rules for the Heavy Quarter Midget class with the gx 160 engine--- Rules are as follows. Honda gx 160 engine any head porting allowed-timing unlimited. Mixing of gx 160 parts allowed. Stock stroke only. Billet rod allowed-stock length only. Billet flywheel recommended-safety issue, camshaft up to .280 lift allowed. 26 lb springs max. Gas or methanol, min car weight w/driver 265 lbs. All other car dimensions revert back to QMA rulebook.

Unlimited Class Specs.> click here

Unlimited All Stars Rules.> click here

Mini Sprint Class Specs.> click here

Dwarf Car Specs> click here

Kid Kart, Jr I Additional Safety Specs> click here

Note for brake and clutch cover specs 401.110.4 and401.17.3 (NEW for 2009 all classes)> click here

 



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