MarionCenterSpeedway “TheThrillOnTheHill”              Racing Saturday Night at 7:30 Race Day Hotline (724)427-4348

RACE RECEIVERS:

All drivers are required to have an operating “RACECeiver” in proper working condition, channeled to the track’s frequency, with fresh batteries.  This is

MANDATORY for every division.  You must have one.  Every car will be routinely checked for one.  Make sure you have batteries.

CAR AND BODY:

All cars should be constructed to look like Micro Sprints.  All cars must be equipped with complete body parts:  hood, tail, and side panels, belly pan, etc.

Roll cage thickness of .065 if six hookups.  Must be well gusseted.  Minimum 1 1/4 inch OD tubing.  Must be 4130 chrome moly.  Complete frame .065 minimum 1 inch

tubing may be used if wall thickness is at least .083.

All Steering and suspension parts that are bolted together must use locking nuts, safety wire or cotter pins.

All cars must have a firewall to separate the motor compartment and the fuel tank from the driver.  Minimum thickness .050.  This applies to side tank cars.

The belly pan must extend from the front of the seat to the nose of the vehicle.

Radiators must be mounted so that contact cannot be made by another car.

All cars must be equipped with nerf bars extending to at least the inside of the tire, but not beyond the outside of the tire.

Sharp, pointed edges or objects (excluding wings) will not be tolerated in cars.  Only nerf bars can extend beyond the center line of the tires.

The fuel shut-off valve and the kill switch must be functional and accessible to the driver

All wet cell batteries mounted in the cockpit must be covered and vented out of the cockpit area.

Brakes must be of sufficient strength so as to stop the wheels in the pits or stop the car while in motion while on the track.

Belt driven cars will not be allowed.  Centrifugal clutches will not be permitted.

Wheelbase must be 56 inch minimum and 72 inch maximum.  Car width should not exceed 58 inches (sidewall to sidewall).

WING:

Top wing may not exceed twelve (12) square feet.  Wing panels cannot extend over the width of the tires.  Height from inside side panels may not exceed 24 inches. 

Side panels must not obstruct the view of the driver and cannot extend past the center section by more than 10 inches, front or back.

ENGINE SPECIFICATIONS:

Any single cylinder 250cc production engine.  Maximum of 270cc permitted.  Forced air induction will not be allowed.  Alcohol only.  No exotic fuels or additives.

WEIGHT:

Minimum weight of car and driver:  600 pounds.  All added weight must be painted in white and have your car number on it.  All added weight must be bolted with

washers and lock nuts.

SAFETY:

Seat belts and shoulder harness must be in good condition and race approved.  Seat belts must be dated within 3 years.

With driver seated in the car, there must be three (3) inches of clearance between the driver’s helmet and the upper roll bar.

Helmets must be approved for competition, full – face shield (min. SA2010) required.

All drivers are required to wear neck braces, arm restraints and fire resistant suits.  Racing gloves are required.

Each car must have a workable, approved fire extinguisher in their pit area at all times.

NUMBERS:

Numbers can be of 3 digits and one letter.

No duplicate numbers allowed.

No fractions allowed.

Numbers on the top wing must be 12 inches by 2 inch width.  Any letter must be 6 inches by 1 inch width.

Numbers on the nose panel must be 6 inches by 1 inch.

All numbers must be painted on both sides of the tail & wing at all times.  All cars must have legible numbers at the discretion of the scorers.  No reflective numbers.

If the race officials cannot read that number, that number will not be scored.

When a car is registered in the pits, that car can only run that number.  No changing a number later.

If a car comes with a number already registered, that car will be asked to add a letter.

MISCELLANEOUS

If you have questions about your car qualifying for these rules, any driver or pit crew member has till 7:00pm to ask tech inspector to check their car.

The track officials have the authority to inspect any portion of a car subject to rule specifications for that division.

Any and all decisions of the Tech committee as to a car being legal or illegal are final.

ALL DRIVERS UNDER THE AGE OF 18 MUST HAVE SIGNED WAVER BY PARENT OR GUARDIAN, NOTARIZED.

ALL RULES ARE AT THE DISCRETION OF MARION CENTER SPEEDWAY OFFICIALS AND RESERVE THE RIGHT TO AMEND, ADJUST, CHANGE, OR DELETE THE

RULES WITHOUT NOTICE.

REFER TO THE GENERAL RULES FOR ALL OTHER RULES.

ON THE FIRST NIGHT OF POINTS ALL RULES WILL APPLY!  NO OPEN COMPETITION.

The rules and/or regulations set forth herein are designed to provide for the orderly conduct of racing events and to establish minimum acceptable requirements for

events.  The rules shall govern the conduct of all events, and by participating in these events, all participants are deemed to have complied with these rules.  No

expressed or implied warranty to safety shall result for publication or compliance with these rules and/or regulations.  They are intended as a guide for the conduct of the

sport and are in no way a guarantee against injury to the participant, spectator, or official.  The race director shall be empowered to permit deviation from any of the

specifications herein or impose any further restrictions that in his opinion do not alter the minimum acceptable requirements.  No expressed or implied warranty of safety

shall result from such alteration of specification.  Any interpretation of these rules is left to the discrepancies of the officials.  Their decisions are final.

Anyone causing disturbance at the track such as fighting, blocking the track, etc., will be subject to 1 or 2 week suspension or a fine of $300.00 or both.  They will

also be responsible for all physical or property damage from such disturbance to him or others.  A fine of $300.00 levied and paid before person(s) will be allowed on

MARION CENTER SPEEDWAY premises.  Fine payment will be added to the point fund.  The track officials will govern disturbance on a case-by-case basis.

No dogs will be permitted into the pits unless they are service animals only.

2018 Rules Micro Sprints

The following specifications have been prepared by Marion Center

Speedway as guidelines for the construction of a Micro Sprint.  No

warranty of safety is expressed or implied as a result of this publication of

rules.  These are intended as a guideline and are in no way a guarantee

against injury or death to participants, spectators, or officials.  Anything

not covered by these specifications should be approved by the track

officials and placed in writing.  Continuous developments in auto racing

and technology may mandate changes in these rules.  However, it is our

intent to enforce and police these rules throughout the season.

We strive to keep the competition equal and fair for all competitors. 

To accomplish this, IF IT DOES NOT SAY YOU CAN – DON’T!!  Try to live

within the spirit of the rules.  If you have any questions, please contact

track officials before you are found illegal for competition.

Anything not covered in these rules will be up to the discretion of the tech or track officials,

without recourse from drivers or owners.  Safety infractions can be cause for a car to be kept out of

competition until they have been corrected.  The preceding rules are subject to revision and will be

judged accordingly.  UNLESS THE RULES SAY YOU CAN – DON’T!!!

Please be sure to look over our General Rules for more information about conduct and procedures at Marion Center Speedway. Check out our MCS Info. Tab above for Reserved Parking in Pits, Admission, Race Time, etc.
© MARION CENTER SPEEDWAY | MARION CENTER PA, 15759 Tel: 724-4274348
© MARION CENTER SPEEDWAY | MARION CENTER PA, 15759 Tel: 01234 0000000
MarionCenterSpeedway TheThrillOnTheHill
Racing Saturday Night at 7:30 Race Day Hotline (724)427-4348

2018 Rules Micro Sprints

The following

specifications have

been prepared by

Marion Center

Speedway as guidelines

for the construction of a

Micro Sprint.  No

warranty of safety is

expressed or implied as

a result of this publication of rules.  These are

intended as a guideline and are in no way a

guarantee against injury or death to

participants, spectators, or officials.  Anything

not covered by these specifications should be

approved by the track officials and placed in

writing.  Continuous developments in auto

racing and technology may mandate changes

in these rules.  However, it is our intent to

enforce and police these rules throughout the

season.

We strive to keep the competition equal

and fair for all competitors.  To accomplish

this, IF IT DOES NOT SAY YOU CAN – DON’T!! 

Try to live within the spirit of the rules.  If you

have any questions, please contact track

officials before you are found illegal for

competition.

Anything not covered in these rules will

be up to the discretion of the tech or track

officials, without recourse from drivers or

owners.  Safety infractions can be cause for a

car to be kept out of competition until they

have been corrected.  The preceding rules are

subject to revision and will be judged

accordingly.  UNLESS THE RULES SAY YOU

CAN – DON’T!!!

Please be sure to look over our General Rules for more information about conduct and procedures at Marion Center Speedway. Check out our MCS Info. Tab above for Reserved Parking in Pits, Admission, Race Time, etc.

RACE RECEIVERS:

All drivers are required to have an

operating “RACECeiver” in proper working

condition, channeled to the track’s frequency,

with fresh batteries.  This is MANDATORY for

every division.  You must have one.  Every car

will be routinely checked for one.  Make sure

you have batteries.

CAR AND BODY:

All cars should be constructed to look like

Micro Sprints.  All cars must be equipped with

complete body parts:  hood, tail, and side

panels, belly pan, etc.

Roll cage thickness of .065 if six hookups. 

Must be well gusseted.  Minimum 1 1/4 inch OD

tubing.  Must be 4130 chrome moly.  Complete

frame .065 minimum 1 inch tubing may be used

if wall thickness is at least .083.

All Steering and suspension parts that are

bolted together must use locking nuts, safety

wire or cotter pins.

All cars must have a firewall to separate the

motor compartment and the fuel tank from the

driver.  Minimum thickness .050.  This applies to

side tank cars.

The belly pan must extend from the front of

the seat to the nose of the vehicle.

Radiators must be mounted so that contact

cannot be made by another car.

All cars must be equipped with nerf bars

extending to at least the inside of the tire, but

not beyond the outside of the tire.

Sharp, pointed edges or objects (excluding

wings) will not be tolerated in cars.  Only nerf

bars can extend beyond the center line of the

tires.

The fuel shut-off valve and the kill switch

must be functional and accessible to the driver

All wet cell batteries mounted in the

cockpit must be covered and vented out of the

cockpit area.

Brakes must be of sufficient strength so as

to stop the wheels in the pits or stop the car

while in motion while on the track.

Belt driven cars will not be allowed. 

Centrifugal clutches will not be permitted.

Wheelbase must be 56 inch minimum and

72 inch maximum.  Car width should not exceed

58 inches (sidewall to sidewall).

WING:

Top wing may not exceed twelve (12)

square feet.  Wing panels cannot extend over

the width of the tires.  Height from inside side

panels may not exceed 24 inches.  Side panels

must not obstruct the view of the driver and

cannot extend past the center section by more

than 10 inches, front or back.

ENGINE SPECIFICATIONS:

Any single cylinder 250cc production

engine.  Maximum of 270cc permitted.  Forced

air induction will not be allowed.  Alcohol only. 

No exotic fuels or additives.

WEIGHT:

Minimum weight of car and driver:  600

pounds.  All added weight must be painted in

white and have your car number on it.  All

added weight must be bolted with washers and

lock nuts.

SAFETY:

Seat belts and shoulder harness must be in

good condition and race approved.  Seat belts

must be dated within 3 years.

With driver seated in the car, there must be

three (3) inches of clearance between the

driver’s helmet and the upper roll bar.

Helmets must be approved for competition,

full – face shield (min. SA2010) required.

All drivers are required to wear neck

braces, arm restraints and fire resistant suits. 

Racing gloves are required.

Each car must have a workable, approved

fire extinguisher in their pit area at all times.

NUMBERS:

Numbers can be of 3 digits and one letter.

No duplicate numbers allowed.

No fractions allowed.

Numbers on the top wing must be 12

inches by 2 inch width.  Any letter must be 6

inches by 1 inch width.

Numbers on the nose panel must be 6

inches by 1 inch.

All numbers must be painted on both sides

of the tail & wing at all times.  All cars must

have legible numbers at the discretion of the

scorers.  No reflective numbers. If the race

officials cannot read that number, that number

will not be scored.

When a car is registered in the pits, that car

can only run that number.  No changing a

number later.

If a car comes with a number already

registered, that car will be asked to add a letter.

MISCELLANEOUS

If you have questions about your car

qualifying for these rules, any driver or pit crew

member has till 7:00pm to ask tech inspector to

check their car.

The track officials have the authority to

inspect any portion of a car subject to rule

specifications for that division.

Any and all decisions of the Tech

committee as to a car being legal or illegal are

final.

ALL DRIVERS UNDER THE AGE OF 18

MUST HAVE SIGNED WAVER BY PARENT OR

GUARDIAN, NOTARIZED.

ALL RULES ARE AT THE DISCRETION OF

MARION CENTER SPEEDWAY OFFICIALS AND

RESERVE THE RIGHT TO AMEND, ADJUST,

CHANGE, OR DELETE THE RULES WITHOUT

NOTICE.

REFER TO THE GENERAL RULES FOR ALL

OTHER RULES.

ON THE FIRST NIGHT OF POINTS ALL

RULES WILL APPLY!  NO OPEN COMPETITION.

The rules and/or regulations set forth

herein are designed to provide for the orderly

conduct of racing events and to establish

minimum acceptable requirements for events. 

The rules shall govern the conduct of all events,

and by participating in these events, all

participants are deemed to have complied with

these rules.  No expressed or implied warranty

to safety shall result for publication or

compliance with these rules and/or regulations. 

They are intended as a guide for the conduct of

the sport and are in no way a guarantee against

injury to the participant, spectator, or official. 

The race director shall be empowered to permit

deviation from any of the specifications herein

or impose any further restrictions that in his

opinion do not alter the minimum acceptable

requirements.  No expressed or implied

warranty of safety shall result from such

alteration of specification.  Any interpretation of

these rules is left to the discrepancies of the

officials.  Their decisions are final.

Anyone causing disturbance at the track

such as fighting, blocking the track, etc., will be

subject to 1 or 2 week suspension or a fine of

$300.00 or both.  They will also be responsible

for all physical or property damage from such

disturbance to him or others.  A fine of $300.00

levied and paid before person(s) will be allowed

on MARION CENTER SPEEDWAY premises. 

Fine payment will be added to the point fund. 

The track officials will govern disturbance on a

case-by-case basis.

No dogs will be permitted into the pits

unless they are service animals only.

CONTACT MCS