Speedway Motors 910-89660-shrt Ls Mock Up Short Block Instruction Manual (+ PDF)

The LS Mock Up Short Block kit is designed to help users
assemble and test a mock-up engine block without the need for an
actual engine. The kit includes various parts such as block front
face, block back face, engine mount, center top, center bottom, and
M11 head retaining nuts. The hardware kit includes flanged hex
bolts and nuts of different sizes for assembly. The product is
ideal for users who want to test fit different cylinder heads or
other engine components before making a purchase.

Kit Contents:

Qty	P/N	Description
1	910-89660.1.1	Block Front Face, 1A
1	910-89660.1.2	Block Back Face, 1B
2	910-89660.1.3	Block Engine Mount, 1C
1	910-89660.1.4	Block Center Top, 1D
1	910-89660.1.5	Block Center Bottom, 1E
4	910-89660.1.6	M11 Head Retaining Nuts
1	910-89660.1.7	Hardware Kit

Hardware:

Qty	Description	Tool Size	Item #
16	Flanged Hex Bolt, GR 5, Zinc Plated, M6-1.0 x 16	10 MM Hex	H1
16	Flanged Hex Nut, GR 5, Zinc Plated, M6-1.0	10 MM Hex	H2
4	Flanged Hex Nut, GR 5, Zinc Plated, M8-1.25	13 MM Hex	H3
4	Aluminum Head Nut, M11 x 2.0	3/4 Hex	H4

Product Usage Instructions:

Mock Short Block Assembly:

Count and ensure that all listed parts in the instructions
sheets are supplied.
Using the supplied M6 nuts and bolts, fasten the top and bottom
center parts labeled 1D and 1E respectively to the front and back
parts labeled 1A and 1B. Leave the bolts finger tight.
Using the remaining M6 nuts and bolts, fasten the engine mounts
labeled 1C to each side as shown in the figure below.
Tighten all bolts.
The remaining M11 nuts and M8 nuts will be used to retain
either your own cylinder heads or the Speedway Motors purchased
mockup cylinder heads.

Long Block (with mockup cylinder heads) Assembly
Instructions:

Using the remaining hardware from the mockup short block and
mockup cylinder heads, fasten each mockup cylinder head to the
mockup short block with the M8 nuts and bolts as in the figure
below. (You will have unused remaining M11 nuts.)

Long Block (with customer supplied cylinder heads) Assembly
Instructions:

Using your factory head bolts and the supplied M8 and M11 nuts,
fasten your cylinder heads to the block as in the figure
below.

Product Information: LS Mock Up Cylinder Heads

The LS Mock Up Cylinder Heads kit is designed to help users
assemble and test a mock-up engine cylinder head without the need
for an actual engine. The kit includes various parts such as head
left face, head right face, head exhaust mount, head intake mount,
head valve cover mount, and hardware kit. The hardware kit includes
flanged hex bolts and nuts of different sizes for assembly. The
product is ideal for users who want to test fit different engine
components before making a purchase.

Kit Contents:

Qty	P/N	Description
2	910-89660.2.1	Head Left Face, 2A
2	910-89660.2.2	Head Right Face, 2B
2	910-89660.2.3	Head Exhaust Mount, 2C
2	910-89660.2.4	Head Intake Mount, 2D
2	910-89660.2.5	Head Valve Cover Mount, 2E
1	910-89660.2.6	Hardware Kit

Hardware:

Qty	Description	Tool Size	Item #
16	Flanged Hex Bolt, GR 5, Zinc Plated, M10-1.5 x 20	15 MM Hex	H1
16	Flanged Hex Nut, GR 5, Zinc Plated, M10-1.5	15 MM Hex	H2
8	Flanged Hex Bolt, GR 5, Zinc Plated, M8-1.25 x 16	13 MM Hex	H3
4	Flanged Hex Nut, GR 5, Zinc Plated, M8-1.25	13 MM Hex	H4

Product Usage Instructions:

Mock Cylinder Head Assembly:

Count and ensure that all listed parts in the instructions
sheet are supplied.
Using the M10 nuts and bolts, assemble the two head end caps
and the exhaust and intake mounts labeled 2A, 2B, 2C and 2D
respectively as in the figure below. Leave the bottom bolts on each
end finger tight and the top bolts without a nut at all.
Next slide the top bolts back far enough to be able to drop the
valve cover mount labeled 2E in between the end flanges. Push the
top bolts back through so that they pass through the end caps,
intake or exhaust mount, and then valve cover mount and finger
tighten the nuts.
Depending on your engine configuration, slide the valve cover
mount up or down to get the proper head geometry. LS7 mockups will
be extended out and all other mockups will be pushed all the way
down.

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INSTRUCTIONS
© 2022, Speedway Motors, Inc.

910-89660-SHRT – LS Mock Up Short Block

KIT CONTENTS

Qty

P/N

910-89660.1.1

1 910-89660.1.2

2 910-89660.1.3

1 910-89660.1.4

1 910-89660.1.5

4 910-89660.1.6

1 910-89660.1.7

Description Block Front Face, 1A Block Back Face, 1B Block Engine Mount, 1C Block Center Top, 1D Block Center Bottom, 1E M11 Head Retaining Nuts
Hardware Kit

HARDWARE

Qty

Description

16 Flanged Hex Bolt, GR 5, Zinc Plated, M6-1.0 x 16

Flanged Hex Nut, GR 5, Zinc Plated, M6-1.0

Flanged Hex Nut, GR 5, Zinc Plated, M8-1.25

Aluminum Head Nut, M11 x 2.0

Tool Size 10 MM Hex 10 MM Hex 13 MM Hex
3/4 Hex

Item # H1 H2 H3 H4

Mock Short Block Assembly:
1. Count and ensure that all listed parts in the instructions sheets are supplied.
2. Using the supplied M6 nuts and bolts, fasten the top and bottom center parts labeled 1D and 1E respectively to the front and back parts labeled 1A and 1B. Leave the bolts finger tight.
3. Using the remaining M6 nuts and bolts, fasten the engine mounts labeled 1C to each side as shown in the figure below.
4. Tighten all bolts.
5. The remaining M11 nuts and M8 nuts will be used to retain either your own cylinder heads or the Speedway Motors purchased mockup cylinder heads.

INSTRUCTIONS
© 2022, Speedway Motors, Inc.
Long Block (with mockup cylinder heads) Assembly Instructions: 1. Using the remaining hardware from the
mockup short block and mockup cylinder heads, fasten each mockup cylinder heads to the mockup short block with the M8 nuts and bolts as in the figure below. (You will have unused remaining M11 nuts.)
Long Block (with customer supplied cylinder heads) Assembly Instructions: 1. Using your factory head bolts and the supplied
M8 and M11 nuts, fasten your cylinder heads to the block as in the figure below.
2

910-89660-HEADS – LS Mock Up Cylinder Heads

KIT CONTENTS

Qty

P/N

2 910-89660.2.1

2 910-89660.2.2

2 910-89660.2.3

2 910-89660.2.4

2 910-89660.2.5

1 910-89660.2.6

Description Head Left Face, 2A Head Right Face, 2B Head Exhaust Mount, 2C Head Intake Mount, 2D Head Valve Cover Mount, 2E
Hardware Kit

HARDWARE

Qty

Description

Tool Size

16 Flanged Hex Bolt, GR 5, Zinc Plated, M10-1.5 x 20 15 MM Hex

16 Flanged Hex Nut, GR 5, Zinc Plated, M10-1.5 15 MM Hex

8 Flanged Hex Bolt, GR 5, Zinc Plated, M8-1.25 x 16 13 MM Hex

Flanged Hex Nut, GR 5, Zinc Plated, M8-1.25 13 MM Hex

Item # H1 H2 H3 H4

Mock Cylinder Head Assembly:
1. Count and ensure that all listed parts in the instructions sheet are supplied.
2. Using the M10 nuts and bolts, assemble the two head end caps and the exhaust and intake mounts labeled 2A, 2B, 2C and 2D respectively as in the figure below. Leave the bottom bolts on each end finger tight and the top bolts without a nut at all.
3. Next slide the top bolts back far enough to be able to drop the valve cover mount labeled 2E in between the end flanges. Push the top bolts back through so that they pass through the end caps, intake or exhaust mount, and then valve cover mount and finger tighten the nuts.
4. Depending on your engine configuration, slide the valve cover mount up or down to get the proper head geometry. LS7 mockups will be extended out and all other mockups will be pushed all the way down.
5. Tighten all bolts.
6. The remaining M8 bolts and nuts will be used to fasten the mockup cylinder heads to the Speedway Motors purchased mockup block.

IMPORTANT

DISCLAIMER In an effort to offer our customers low prices, quick service and great value, Speedway Motors reserves the right to change suppliers, specifications, colors, prices, materials without notice. Prices and policies that were current and in effect at the time of printing are also subject to change without notice. Quantities are limited on some items. Any unauthorized use of this catalog including words, photos or drawings is prohibited. Speedway is not responsible for any typographical errors, printing errors or misinterpretations
WARRANTY DISCLAIMER Purchasers understand and recognize that racing parts, specialized street rod equipment, and all other parts and services sold by Speedway Motors, Inc. are exposed to many and varied conditions due to the manner in which they are installed and used. Except for certain limited warranties, if any, set forth in Speedway Motors, Inc.’s current catalog with respect to the products and/or parts thereof identified on your invoice, each product, and each part thereof, is sold “as is”, and “with all faults” and Speedway Motors, Inc. makes no warranties either expressed or implied, written or oral, with regard such products and services including, without limitation, any warranty of merchantability or fitness for a particular purpose. Without limiting the foregoing, there is no warranty expressed or implied as to whether the goods sold hereby will protect purchasers or ultimate end-users of such products and parts from injury or death. In no event shall Speedway Motors, Inc. be liable for any special, incidental or consequential damages, or any other damages whatsoever arising out of or connected with the use or misuse of the products and each part thereof. Purchasers acknowledge and agree that no person, entity or agent of Speedway Motors, Inc. has any authority to make any statement contrary to this disclaimer and that any warranty statements or representations allegedly made on behalf of Speedway Motors, Inc. by any such person, entity or agent are void. Purchasers are relying solely on their own skill and judgment to select, purchase and use suitable products and assume all responsibility and risk with regard thereto. Some local laws prohibit the use of utility jugs, funnels and barrel pumps for dispensing fuel. Please check your own state for more information, regulations or further direction in your use of the utility jugs, funnels and barrel pump described in Speedway Motors catalogs or on Speedway Motors websites. Some parts in this catalog are not legal for sale or use in California. Items sold in this catalog are for racing vehicles which may never be used on a highway. The use of manufacturer’s names and symbols are for reference purposes only.
DAMAGE CLAIMS Please inspect all packages upon delivery and in the presence of the delivery driver when possible. The driver must note any visible damage and provide procedures for handling damage claims. To allow for a claims process, please retain original box, packing material and damaged merchandise. Contact Speedway Motors for instructions regarding damage claim within 5 days of receipt. Speedway Motors assumes no liability after this period.
SHORTAGES Please check the contents of your delivery to ensure that all parts ordered are received. Refer to your invoice to cross check all items received and inspect all packing materials for contents of small items. Retain original shipping box and packing materials. Orders may be split into multiple boxes which can be delivered on different days. Contact Speedway Motors for instructions regarding shortage claim within 5 days of receipt. Speedway Motors assumes no liability after this 5 day period.
REFUSALS All refused packages will be billed the freight to and from the destination and refused COD orders will be billed a 15% restocking charge plus freight to and from destination.

RETURNS We want you to be satisfied with your purchase. If you are not satisfied, you may return your new, unused item within 60 days for refund or exchange.
All exchanged or returned merchandise must be in original factory condition with no modifications or alterations. Returned merchandise must include original packaging materials, warranty cards, manuals, instructions, etc. If the returned item requires repackaging, your refund / exchange will be subject to a repackaging charge. Return/Exchange transactions less than $99 are excluded from the free shipping offer.
HOW TO RETURN AN ITEM Please re-pack the item in a sturdy box, include a copy of your invoice and completed return form. Returns must be shipped prepaid. CODs are not accepted. Shipping costs for exchanged merchandise will be charged to your credit card.
Items that are returned after 60 days are subject to a 15% restocking charges. Fiberglass items returned will be subject to a 15% restocking charge. We are unable to accept returns on electrical parts, video tapes, DVD’s, books, special order or closeout merchandise.
BRAKE INSTALLATION ALERT The selection and installation of brake components should only be done by personnel experienced in the proper installation and operation of braking systems. The installer must use his/ her own discretion to determine the suitability of all brake components and brake kits for every particular application. Speedway Motors, Inc. makes no warranties either expressed or implied including any warranty of merchantability or fitness for a particular purpose, other than those contained in its current catalog or website with respect to the goods identified on the face of the invoice. There is no warranty expressed or implied as to whether the goods sold hereby will protect the purchaser or ultimate user of such goods from injury of death.
EXHAUST INSTALLATION ALERT Exhaust systems and other component surface finishes are not permanent. Coatings, paint and other factory supplied cosmetic treatments are only intended to protect from surface corrosion in an unused state. No returns are allowed after the parts have been installed. Header flanges must be clean and clear of paint and surface contaminants prior to mating to exhaust gaskets. Exhaust fasteners must be re-torqued after the initial heat cycle and regularly thereafter to ensure a proper gasket seal is maintained. Should you decide to install this exhaust product at your home, be warned that pleasure car or light duty truck/van “bumper” jacks are intended for emergency use only. The use of frame contact jack stands in conjunction with a floor jack as a main support is highly recommended to minimize accidental dropping of a vehicle while the installation proceeds. We recommend the use of a shop hoist if possible. Please use caution! Speedway Motors, Inc. makes no warranties either expressed or implied including any warranty of merchantability or fitness for a particular purpose, other than those contain in its current catalog or website with respect to the goods identified on the face of the invoice. There is no warranty expressed or implied as to whether the goods sold hereby will protect the purchaser or ultimate user of such goods from injury or death.
CHECK LOCAL LAW Some parts are not legal for sale or use in California on any pollution controlled motor vehicles. These items are legal in California for racing vehicles only which may never be used upon a highway. Check local law.

WARRANTY CLAIMS If the item is used or installed and a warranty claim request is submitted, warranty work is done by the manufacturer and may take up to 30 days for processing. Speedway Motors will be required to follow the manufacturer’s warranty instructions to allow for a credit refund or exchange when specified.
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SpeedwayMotors.com/Info/FAQ