How to replace the front and rear seals in an engine?

To replace the front seal, remove the vibration damper and carefully pry the seal out of the cover. The boring operation is followed by placing a new seal with its open end pointing inwards. A socket and hammer should be used to drive the seal into the bore. When removing timing cover, drive seal out of cover from rear side. The process is repeated for each bore before inserting a new seal in it with open end facing inwards. A socket and hammer are used to install the seal into the bore. For 1990 and earlier 7.4-liter V8 engines, remove oil pan and oil pump for rear seal replacement. Remove rear main bearing cap and push the cap section of its upper part to remove the seal area. Keep tapping on block until get enough of this part above surface so that it can be pulled out. Also, inspect both mating surfaces as well as sealing grooves for any defects that may affect their functioning in case they are not addressed at an early stage during repair or replacement exercises respectively. Install one section of the seals in cap with lip towards centerline of engine after cleaning off all remaining fluid residue within bolt holes etc. Once over centerline install tool to protect lip as it passes over ridge if present take an old rod journal fitting down tube puller lube them lightly groove insert blocks side seals apply these lower groove cylinder block sides put rod silt brush push flush tooling flushes excess away behind caps are lined up correctly tighten all six bolts using torque specified above tap on Crankshaft Seal line up thrust surfaces should move freely onto if necessary loosen bottom #3 expose holding flywheel remove transmission clutch assembly flywheel consists housing cleaning off dust dirt particles pry remains replacing thin coat oiling it's finally summers then press home way another gasket slipped about either side bellhousing dialed back forward position gear oil has been drained from transmission pry out old wipe clean where new goes use such thing called not necessarily necessary special tools or devices can be employed to properly position them while hitting place position either by help pipe punch this case installation and removal procedures are the same.

Genuine Chevrolet C1500 Crankshaft Seal

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12 Crankshaft Seals found

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Chevrolet C1500 Seal,Crankshaft Front Oil
Part Number: 10128316
$19.93 MSRP: $37.60
You Save: $17.67 (47%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: SEAL, Engine Front Cover & Crankshaft Seal
- Position: Front
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1995-1999 Chevrolet C1500 | C1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX | 6 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L
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Chevrolet C1500 Seal,Crankshaft Rear Oil
Part Number: 10088158
$31.78 MSRP: $52.61
You Save: $20.83 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: SEAL, Engine Rear Main Bearing
- Position: Rear
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-1996 Chevrolet C1500 | C1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX | 6 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L
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Chevrolet C1500 Seal,Crankshaft Front Oil
Part Number: 10228655
$19.72 MSRP: $32.63
You Save: $12.91 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: SEAL, Engine Front Cover & Crankshaft Seal
- Position: Front
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-1999 Chevrolet C1500 | C1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX | 8 Cyl 5.0L, 8 Cyl 5.7L
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Chevrolet C1500 Seal,Crankshaft Front Oil
Part Number: 10191640
$18.21 MSRP: $34.37
You Save: $16.16 (48%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: SEAL, Engine Front Cover & Crankshaft Seal
- Position: Front
- Replaces: 03860095, 23500286, 3860095
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-1999 Chevrolet C1500 | C1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX | 8 Cyl 6.2L Diesel, 8 Cyl 6.5L Diesel, 8 Cyl 7.4L
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Chevrolet C1500 Seal,Crankshaft Rear Oil
Part Number: 10101164
$35.35 MSRP: $73.83
You Save: $38.48 (53%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: SEAL, Engine Rear Main Bearing; Rear Main Seal
- Position: Rear
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 Chevrolet C1500 | C1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX | 8 Cyl 7.4L
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Chevrolet C1500 Seal,Crankshaft Rear Oil
Part Number: 23503969
$41.59 MSRP: $68.84
You Save: $27.25 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: SEAL, Engine Rear Main Bearing; Rear Main Seal
- Position: Rear
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1992-1999 Chevrolet C1500 | C1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX | 8 Cyl 6.2L Diesel, 8 Cyl 6.5L Diesel
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Chevrolet C1500 Seal, Crankshaft #5 Bearing Cap Oil
Part Number: 6264902
$1.53 MSRP: $2.38
You Save: $0.85 (36%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: SEAL, Engine Rear Main Bearing
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1991 Chevrolet C1500 | C1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX | 8 Cyl 7.4L
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Chevrolet C1500 Seal,Crankshaft Front Oil
Part Number: 10243247
$2.77 MSRP: $4.35
You Save: $1.58 (37%)
ADD TO CART
Product Specifications
- Other Name: SEAL ASM
- Position: Front
- Replaces: 10111769
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-1995 Chevrolet C1500 | C1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX | 6 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L
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Chevrolet C1500 Seal,Crankshaft Rear Oil
Part Number: 12554314
$34.51 MSRP: $57.12
You Save: $22.61 (40%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: SEAL, Engine Rear Main Bearing; Rear Main Seal
- Position: Rear
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1997-1999 Chevrolet C1500 | C1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX | 6 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L
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Chevrolet C1500 Seal Assembly, Cross Shaft Front Oil
Part Number: 10111769
$2.77 MSRP: $4.35
You Save: $1.58 (37%)
ADD TO CART
Product Specifications
- Other Name: SEAL, Engine Front Cover & Crankshaft Seal
- Position: Front
- Replaced by: 10243247
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-1991 Chevrolet C1500 | C1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX | 6 Cyl 4.3L, 8 Cyl 5.0L, 8 Cyl 5.7L
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Chevrolet C1500 Seal Unit, Crankshaft Rear Oil (Free Of Asbestos)
Part Number: 23500139
Product Specifications
- Other Name: SEAL, Engine Rear Main Bearing; Rear Main Seal
- Position: Rear
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-1991 Chevrolet C1500 | C1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX | 8 Cyl 6.2L Diesel
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Chevrolet C1500 Seal,Rear Bearing Cap(O Ring)
Part Number: 10117767
Product Specifications
- Other Name: SEAL KIT, Engine Rear Main Bearing; Rear Main Seal
- Position: Rear
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1988-1990 Chevrolet C1500 | C1500 EXTENDED CAB LONG BOX, C1500 EXTENDED CAB STANDARD BOX, C1500 REGULAR CAB LONG BOX, C1500 REGULAR CAB STANDARD BOX | 8 Cyl 7.4L

Chevrolet C1500 Crankshaft Seal Parts Questions & Experts Answers

Seal,Crankshaft Front Oil
10243247
Q: How to replace the front and rear seals in an engine?
A: To replace the front seal, remove the vibration damper and carefully pry the seal out of the cover. The boring operation is followed by placing a new seal with its open end pointing inwards. A socket and hammer should be used to drive the seal into the bore. When removing Timing Cover, drive seal out of cover from rear side. The process is repeated for each bore before inserting a new seal in it with open end facing inwards. A socket and hammer are used to install the seal into the bore. For 1990 and earlier 7.4-liter V8 engines, remove Oil Pan and Oil Pump for rear seal replacement. Remove rear main bearing cap and push the cap section of its upper part to remove the seal area. Keep tapping on block until get enough of this part above surface so that it can be pulled out. Also, inspect both mating surfaces as well as sealing grooves for any defects that may affect their functioning in case they are not addressed at an early stage during repair or replacement exercises respectively. Install one section of the seals in cap with lip towards centerline of engine after cleaning off all remaining fluid residue within bolt holes etc. Once over centerline install tool to protect lip as it passes over ridge if present take an old rod journal fitting down tube puller lube them lightly groove insert blocks side seals apply these lower groove cylinder block sides put rod silt brush push flush tooling flushes excess away behind caps are lined up correctly tighten all six bolts using torque specified above tap on Crankshaft Seal line up thrust surfaces should move freely onto if necessary loosen bottom #3 expose holding Flywheel remove transmission clutch assembly flywheel consists housing cleaning off dust dirt particles pry remains replacing thin coat oiling it's finally summers then press home way another gasket slipped about either side bellhousing dialed back forward position gear oil has been drained from transmission pry out old wipe clean where new goes use such thing called not necessarily necessary special tools or devices can be employed to properly position them while hitting place position either by help pipe punch this case installation and removal procedures are the same.