| BACK RIVER RACEWAY |
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BACK RIVER RACEWAY
______________________
ENGINE SPECS. FLATHEAD
*5 HP BRIGGS BLOCK MAX BORE. .035 OVER
BORE MAY BE LARGER BUT THE PISTON CAN
NOT...
*STOCK 5HP FLATHEAD CRANKSHAFT. NO
AFTERMARKETS.
*STOCK BRIGGS VALVES AND SEATS. MAY HAVE
MULTIPLE ANGLE VALVE JOB.
*RAPTOR 3 OR OLDER PISTON.WEISCO
SUPERSTOCK PISTON OK (1970 SERIES). MAX
.+.035 OVER.
*STOCK 5HP CAST IRON FLYWHEEL UNALTERED.
*STOCK LENGTH ROD OF CHOICE.
*ANY .233 RUNNING LIFT CAMSHAFT.
*STOCK APPEARING HEAD . SPARK PLUG MUST
REMAIN IN THE ORIGINAL POSTION.
*STOCK APPEARING CARB WITH A BORE NO
LARGER THAN .750. NO FUN POWER CARBS.
*STOCK OR SINGLE PLATE BREATHER. NO ARC
BREATHERS.
*NO CARB CONES IN THE PLATE CLASSES.
THESE ARE SIMPLE RULES SO LETS KEEP IT FAIR
AND HAVE SOME FUN...
___________________________________________
ANIMAL SPECS
______________________
*WKA RULES WILL APPLY IN THE STOCK
CLASSES AND THE OLD TIMERS CLASS.
*F200 RULES WILL APPLY IN THE LIMITED
MOD CLASS.
*IF THERE ARE NOT ENOUGH ANIMALS
TO RUN BY THEMSELVES THEY WILL RUN
WITH THE STOCK FLATHEAD CLASSES....
BUT THEY WILL RUN 10 LBS HEAVIER...
_____________________________________
CLASSES
PURPLE PLATE: 7 TO 10 YRS OF AGE. (AT
TRACK DISCRETION). FLATHEAD SPECS.
NO CARB CONES. UNALTERED PURPLE
PLATE. 250 LBS FLATHEAD...ANIMAL
260LBS. NO TOLERANCE AT THE TRACK
SCALES. SO MAKE SURE OF YOUR
WEIGHT...
*GOLD PLATE: 8TO 12 YRS (A.T.D.)
UNALTERED PLATE. NO CARB
CONES.300LBS FLATTYS,310LBS ANIMAL.
*STOCK LIGHT: 12YRS AND UP. SAME
SPECS. 300LBS FLATTY, ANIMAL 310LBS.
*STOCK HEAVY: SAME SPECS 350LBS
FLATTYS, ANIMAL 360LBS.
*CAGE CARTS: SAME SPECS. WEIGHT
T.B.D.
*OLD TIMERS: 35YRS AND UP. SAME
SPECS....BUT IF YOU SCALE AT 450LBS
OR MORE YOU CAN RUN A .315 RUNNING
LIFT CAM...350LBS FLATTYS, ANIMAL
360LBS.
*DIVAS: SAME SPECS. MUST HAVE 4 TO
START THE CLASS. WEIGHT (T.B.D.)
*SUPERSTOCK: MAX BORE .035+. STOCK
CRANK. 270 RUNNING LIFT CAM. STOCK
FLYWHEEL,BILLET FLYWHEEL,3HP CAST
FLYWHEEL ALL OKAY. STOCK LENGTH
ROD OF CHOICE. STOCK VALVES. TILLY
OR STOCK APPEARING CARBS OK. NO
SLIDERS. STOCK APPEARING HEAD WITH
THE PLUG IN THE ORIGINAL POSITION.
SINGLE PLATE BREATHER. NO ARC
SYSTEMS.350LBS FLATTYS, 360 ANIMAL.
*LIMITED MODS: OPEN CAM. STOCK SIZE
VALVES. HEAD OF CHOICE. BILLET
FLYWHEEL. BILLET SIDE COVER OKAY.
CARB OF CHOICE. NO STROKER
CRANKS. MAX BORE .060+ 350 LBS
FLATTYS, ANIMAL 360LBS.
***WE WILL TRY THIS EXTRA 10 LBS ON
THE ANIMALS AND WE MAY HAVE TO
ADJUST ONE WAY OR THE OTHER (A.T.D.)
***PURE ALKY*** NO ADDITIVES****
***MUFFLERS REQUIRED IN ALL CLASSES
*** NO MUFFLER *** NO RUN*** NO
TOLERANCE***
WE WILL BE RUNNING FOR A
TROPHY... NOT FOR A MILLION
SO LETS KEEP IT FUN AND
FAIR... HOPE TO OPEN ON
MEMORIAL DAY WEEKEND.
BUT NOT A DEFINITE... THANK
YOU IN ADVANCE.
DAVE AND MARY DAVIS
______________________
ENGINE SPECS. FLATHEAD
*5 HP BRIGGS BLOCK MAX BORE. .035 OVER
BORE MAY BE LARGER BUT THE PISTON CAN
NOT...
*STOCK 5HP FLATHEAD CRANKSHAFT. NO
AFTERMARKETS.
*STOCK BRIGGS VALVES AND SEATS. MAY HAVE
MULTIPLE ANGLE VALVE JOB.
*RAPTOR 3 OR OLDER PISTON.WEISCO
SUPERSTOCK PISTON OK (1970 SERIES). MAX
.+.035 OVER.
*STOCK 5HP CAST IRON FLYWHEEL UNALTERED.
*STOCK LENGTH ROD OF CHOICE.
*ANY .233 RUNNING LIFT CAMSHAFT.
*STOCK APPEARING HEAD . SPARK PLUG MUST
REMAIN IN THE ORIGINAL POSTION.
*STOCK APPEARING CARB WITH A BORE NO
LARGER THAN .750. NO FUN POWER CARBS.
*STOCK OR SINGLE PLATE BREATHER. NO ARC
BREATHERS.
*NO CARB CONES IN THE PLATE CLASSES.
THESE ARE SIMPLE RULES SO LETS KEEP IT FAIR
AND HAVE SOME FUN...
___________________________________________
ANIMAL SPECS
______________________
*WKA RULES WILL APPLY IN THE STOCK
CLASSES AND THE OLD TIMERS CLASS.
*F200 RULES WILL APPLY IN THE LIMITED
MOD CLASS.
*IF THERE ARE NOT ENOUGH ANIMALS
TO RUN BY THEMSELVES THEY WILL RUN
WITH THE STOCK FLATHEAD CLASSES....
BUT THEY WILL RUN 10 LBS HEAVIER...
_____________________________________
CLASSES
PURPLE PLATE: 7 TO 10 YRS OF AGE. (AT
TRACK DISCRETION). FLATHEAD SPECS.
NO CARB CONES. UNALTERED PURPLE
PLATE. 250 LBS FLATHEAD...ANIMAL
260LBS. NO TOLERANCE AT THE TRACK
SCALES. SO MAKE SURE OF YOUR
WEIGHT...
*GOLD PLATE: 8TO 12 YRS (A.T.D.)
UNALTERED PLATE. NO CARB
CONES.300LBS FLATTYS,310LBS ANIMAL.
*STOCK LIGHT: 12YRS AND UP. SAME
SPECS. 300LBS FLATTY, ANIMAL 310LBS.
*STOCK HEAVY: SAME SPECS 350LBS
FLATTYS, ANIMAL 360LBS.
*CAGE CARTS: SAME SPECS. WEIGHT
T.B.D.
*OLD TIMERS: 35YRS AND UP. SAME
SPECS....BUT IF YOU SCALE AT 450LBS
OR MORE YOU CAN RUN A .315 RUNNING
LIFT CAM...350LBS FLATTYS, ANIMAL
360LBS.
*DIVAS: SAME SPECS. MUST HAVE 4 TO
START THE CLASS. WEIGHT (T.B.D.)
*SUPERSTOCK: MAX BORE .035+. STOCK
CRANK. 270 RUNNING LIFT CAM. STOCK
FLYWHEEL,BILLET FLYWHEEL,3HP CAST
FLYWHEEL ALL OKAY. STOCK LENGTH
ROD OF CHOICE. STOCK VALVES. TILLY
OR STOCK APPEARING CARBS OK. NO
SLIDERS. STOCK APPEARING HEAD WITH
THE PLUG IN THE ORIGINAL POSITION.
SINGLE PLATE BREATHER. NO ARC
SYSTEMS.350LBS FLATTYS, 360 ANIMAL.
*LIMITED MODS: OPEN CAM. STOCK SIZE
VALVES. HEAD OF CHOICE. BILLET
FLYWHEEL. BILLET SIDE COVER OKAY.
CARB OF CHOICE. NO STROKER
CRANKS. MAX BORE .060+ 350 LBS
FLATTYS, ANIMAL 360LBS.
***WE WILL TRY THIS EXTRA 10 LBS ON
THE ANIMALS AND WE MAY HAVE TO
ADJUST ONE WAY OR THE OTHER (A.T.D.)
***PURE ALKY*** NO ADDITIVES****
***MUFFLERS REQUIRED IN ALL CLASSES
*** NO MUFFLER *** NO RUN*** NO
TOLERANCE***
WE WILL BE RUNNING FOR A
TROPHY... NOT FOR A MILLION
SO LETS KEEP IT FUN AND
FAIR... HOPE TO OPEN ON
MEMORIAL DAY WEEKEND.
BUT NOT A DEFINITE... THANK
YOU IN ADVANCE.
DAVE AND MARY DAVIS