How to Install and Service a Right Engine Mount on 2008 Chrysler 300?

Before you install the engine mount, secure the isolator to the engine mount adapter bolts with the right torque (75 Nm or 55 ft. lbs.). Don't allow the mount to come in contact with the frame while letting down the engine. The following step is to set and tighten the engine mount studs down to 12 Nm or 106 in. lbs. After the engine is lowered, use the right equipment to align the engine mount isolator nuts, torque them to 75 Nm (55 ft. lbs.). Secure the lower splash shield into position using the bolts. Set the vehicle lower and then happen the air cleaner housing assembly. Last, attach the negative cable to the battery.

OEM 2008 Chrysler 300 Engine Mount

Engine Motor Mount

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14 Engine Mounts found

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2008 Chrysler 300 Transmission Mount Part Number: 4578062AC
$58.15 MSRP: $87.15
You Save: $29.00 (34%)
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Product Specifications
- Other Name: Bracket - Transmission Mount; Automatic & Manual Transmission Mount; Engine & Transfer Case Mount; Motor Mount; Support Bracket; Transmission Mount Bracket; Transmission Support; Bracket Transmission Mount
- Replaces: 4578062AB
- Item Weight: 5.30 Pounds
- Item Dimensions: 7.4 x 5.2 x 3.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578062AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
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Fits the following 2008 Chrysler 300 Submodels:
- Base, C, C Luxury, C SRT8, Limited, S, SRT8, SRT8 Core | 6 Cyl 3.6 L FLEX, 6 Cyl 3.6 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.1 L GAS, 8 Cyl 6.4 L GAS
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2008 Chrysler 300 Mount Bracket, Front Driver Side Part Number: 4578053AC
$100.40 MSRP: $152.00
You Save: $51.60 (34%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Bracket - Engine Mount; Engine Mount Bracket, Left; Engine Mount, Front Left; Motor Mount; Front Mount; Mount; Bracket Engine Mount; Engine Mount Bracket
- Position: Front Driver Side
- Replaces: 4578053AB
- Item Weight: 2.20 Pounds
- Item Dimensions: 6.0 x 5.2 x 3.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578053AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- C, C SRT8, S | 8 Cyl 5.7 L GAS, 8 Cyl 6.1 L GAS
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2008 Chrysler 300 Mount Bracket, Driver Side Part Number: 4578051AC
$104.38 MSRP: $158.00
You Save: $53.62 (34%)
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Product Specifications
- Other Name: Bracket - Engine Mount; Engine Mount Bracket, Left; Engine Mount, Front Left; Motor Mount; Side Mount; Front Mount; Bracket Engine Mount; Engine Mount Bracket
- Position: Driver Side
- Replaces: 4578051AB
- Item Weight: 2.30 Pounds
- Item Dimensions: 8.6 x 7.4 x 4.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578051AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- Limited, S, Signature Series, Touring | 3.5L V6, 6 Cyl 3.5 L GAS
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2008 Chrysler 300 Mount Bracket, Passenger Side Part Number: 4578052AB
$101.86 MSRP: $155.00
You Save: $53.14 (35%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Bracket - Engine Mount; Engine Mount Bracket, Right; Motor Mount; Mount; Bracket Engine Mount; Engine Mount Bracket
- Position: Passenger Side
- Replaces: 4578052AA
- Item Weight: 2.40 Pounds
- Item Dimensions: 7.0 x 4.8 x 3.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578052AB
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- C, C SRT8, S | 5.7L V8, 6.1L V8, 8 Cyl 5.7 L GAS, 8 Cyl 6.1 L GAS
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2008 Chrysler 300 Mount Bracket, Passenger Side Part Number: 4578154AC
Product Specifications
- Other Name: Bracket - Engine Mount; Engine Mount Bracket, Right; Engine Mount, Front Right; Motor Mount; Front Mount; Bracket Engine Mount; Engine Mount Bracket
- Position: Passenger Side
- Replaces: 4578154AB
- Item Weight: 4.20 Pounds
- Item Dimensions: 9.4 x 4.6 x 5.4 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578154AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- C, S | 8 Cyl 5.7 L GAS
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2008 Chrysler 300 Support, Passenger Side Part Number: 4578194AE
Product Specifications
- Other Name: Support - Engine Support; Automatic Transmission Mount, Right; Engine Mount Torque Strut; Motor Mount; Mount; Cushion; Cushion Engine Support
- Position: Passenger Side
- Replaces: 4578194AD, 4578194AC
- Item Weight: 4.10 Pounds
- Item Dimensions: 7.1 x 4.9 x 4.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578194AE
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- C, C SRT8, S | 5.7L V8, 8 Cyl 5.7 L GAS, 8 Cyl 6.1 L GAS
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2008 Chrysler 300 Front Mount, Passenger Side Part Number: 4578152AC
Product Specifications
- Other Name: Bracket - Engine Mount; Engine Mount Bracket, Right; Engine Mount, Front Right; Motor Mount; Bracket Engine Mount; Engine Mount Bracket
- Position: Passenger Side
- Replaces: 4578152AB
- Item Weight: 5.90 Pounds
- Item Dimensions: 13.7 x 9.4 x 6.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578152AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- Limited, S, Signature Series, Touring | 6 Cyl 3.5 L GAS
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2008 Chrysler 300 Support, Driver Side Part Number: 4578193AE
Product Specifications
- Other Name: Support - Engine Support; Automatic Transmission Mount, Left; Engine Mount Torque Strut; Motor Mount; Mount; Cushion; Cushion Engine Support
- Position: Driver Side
- Replaces: 4578193AD, 4578193AC
- Item Weight: 4.10 Pounds
- Item Dimensions: 4.6 x 4.9 x 7.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578193AE
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- C, C SRT8, S | 5.7L V8, 6.1L V8, 8 Cyl 5.7 L GAS, 8 Cyl 6.1 L GAS
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2008 Chrysler 300 Front Mount Part Number: 4578044AF
Product Specifications
- Other Name: Support - Engine Support; Engine Mount, Front; Engine Mount Bracket; Motor Mount; Mount; Cushion Engine Support; Engine Mount
- Position: Front
- Replaces: 4578044AC, 4578044AD, 4578044AE
- Item Weight: 4.20 Pounds
- Item Dimensions: 4.7 x 6.2 x 6.9 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578044AF
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- Base, LX, Limited, S, Signature Series, Touring | 2.7L V6, 3.5L V6, 6 Cyl 2.7 L GAS, 6 Cyl 3.5 L GAS
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2008 Chrysler 300 Mount Bracket, Driver Side Part Number: 4578049AB
Product Specifications
- Other Name: Bracket - Engine Mount; Engine Mount Bracket, Left; Motor Mount; Bracket Engine Mount; Engine Mount Bracket
- Position: Driver Side
- Replaces: 4578049AA
- Item Weight: 2.40 Pounds
- Item Dimensions: 6.6 x 6.0 x 3.7 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578049AB
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- Base, LX, Touring | 2.7L V6, 6 Cyl 2.7 L GAS
View related parts
2008 Chrysler 300 Front Mount Part Number: 5037794AC
Product Specifications
- Other Name: Support - Engine Mount; Engine Mount, Front; Engine Mount Bracket; Motor Mount; Mount; Cushion Engine Support; Insulator Engine Mount
- Position: Front
- Replaces: 5037794AA, 5037794AB
- Item Weight: 4.20 Pounds
- Item Dimensions: 4.6 x 6.1 x 6.6 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 5037794AC
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- C SRT8 | 6.1L V8, 8 Cyl 6.1 L GAS
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2008 Chrysler 300 Front Support Part Number: 4578046AE
Product Specifications
- Other Name: Support - Engine Support; Engine Mount, Front; Engine Mount Torque Strut; Engine Mount Bracket; Motor Mount; Front Mount; Mount; Cushion Engine Support
- Position: Front
- Item Weight: 4.40 Pounds
- Item Dimensions: 6.9 x 7.0 x 6.0 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578046AE
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- C | 8 Cyl 5.7 L GAS
View related parts
2008 Chrysler 300 Support, Front Driver Side Part Number: 4578161AE
Product Specifications
- Other Name: Support - Engine Support; Automatic Transmission Mount, Front Left; Engine Mount Bracket, Left; Torque Strut.; Mount; Cushion; Cushion Engine Support
- Position: Front Driver Side
- Replaces: 4578161AC, 4578161AD
- Item Weight: 4.10 Pounds
- Item Dimensions: 7.1 x 5.4 x 4.2 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578161AE
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- Limited, S, Signature Series, Touring | 3.5L V6, 6 Cyl 3.5 L GAS
View related parts
2008 Chrysler 300 Support, Front Passenger Side Part Number: 4578160AE
Product Specifications
- Other Name: Support - Engine Support; Automatic Transmission Mount, Front Right; Engine Mount Bracket, Right; Torque Strut.; Mount; Cushion; Cushion Engine Support
- Position: Front Passenger Side
- Replaces: 4578160AC, 4578160AD
- Item Weight: 4.00 Pounds
- Item Dimensions: 6.9 x 4.8 x 4.5 inches
- Condition: New
- Fitment Type: Direct Replacement
- SKU: 4578160AE
- Warranty: This genuine part is guaranteed by Mopar's factory warranty.
More Info
Fits the following 2008 Chrysler 300 Submodels:
- Limited, S, Signature Series, Touring | 3.5L V6, 6 Cyl 3.5 L GAS

2008 Chrysler 300 Engine Mount Parts and Q&A

Q: How to Install and Service a Right Engine Mount on 2008 Chrysler 300?
A: Before you install the engine mount, secure the isolator to the engine mount adapter bolts with the right torque (75 Nm or 55 ft. lbs.). Don't allow the mount to come in contact with the frame while letting down the engine. The following step is to set and tighten the engine mount studs down to 12 Nm or 106 in. lbs. After the engine is lowered, use the right equipment to align the engine mount isolator nuts, torque them to 75 Nm (55 ft. lbs.). Secure the lower splash shield into position using the bolts. Set the vehicle lower and then happen the air cleaner housing assembly. Last, attach the negative cable to the battery.