Can broken Rocker Shaft Spring Kit and Valve Stem Oil Seal be replaced without removing the cylinder head in V8 engine on Chevrolet Impala?

Valve spring and faulty valve stem seal can be easily replaced without undressing of the cylinder head-two special tools and compressed air are needed in average. The first step can be made by disconnecting the spark plugs and the valve covers and with the help of the crankshaft to adjust the position of the first piston at the top dead center of the compression stroke. Turn the rocker arms of the number one piston removing the spark plug and thread the adapter into the hole, you will then connect the air hose to a compressed air source. With the use of the cylinder compression gauge, the Schrader valve, needs to be removed from the fitting, and the auto parts stores commonly provide the air hose adapter. Spray compressed air into the cylinder to 'lock' the valves into position, and wedge shop rags into the cylinder head holes surrounding the valves in order to prevent loose items from falling into the vehicle's engine. Cover the retainer with your hand and gently tap on top of the retainer to break the seal and then place the valve spring compressor on the spring then you use the small needle nose pliers or magnet to remove the keepers. Extract the valve spring and retainer and realise that if the valve cannot be retained with air pressure, then the cylinder head would have to be unbolted for fixing. Pull the old valve stem seals out with needle-nose pliers; you may want to wind a rubber band or that type of auto tape around the top of the valve stem to hold the stem from falling and look at the stem for any signs of damage. Reapply some pressure to retain the valve, and tighten it accordingly; new valve stem seal needs to be fitted with the help of appropriate one for intake as well as the exhaust valves, up to the described depth. Place the spring and retainer, slightly preload the valve spring assembly so that the keepers can be placed in and a little grease put to hold the keepers in place. Remove the air hose and pull the adapter out from the spark plug hole, then proceed on other cylinders making certain that the piston reaches the top dead center on the compression stroke before applying air pressure. Last of all, the rocker arm assemblies and valve covers are replaced, then start the engine and check whether there is oil leakage around the engine and unusual sound during its initial running and allow the engine to run for not less than five minutes before putting it into further operation.

Genuine Chevrolet Impala Rocker Shaft Spring Kit

Rocker Shaft Spring Set

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9 Rocker Shaft Spring Kits found

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Chevrolet Impala Spring, Valve *Green Inside Diameter
Part Number: 10166343
$13.05
Ships in 1-3 Business Days
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Product Specifications
- Other Name: SPRING, Engine Valve; Valve Spring
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2005 Chevrolet Impala | IMPALA, LS, LT, LUMINA, POLICE CAR, SS | 6 Cyl 3.4L
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Chevrolet Impala Bolt, Heavy Hx Acorn Flange Head
Part Number: 11588728
$4.46 MSRP: $7.02
You Save: $2.56 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: BOLT, Engine Front Cover
- Replaces: 11519171
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2012-2020 Chevrolet Impala | LS, LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK, LTZ, LTZ 4 DOOR NOTCHBACK | 4 Cyl 2.4L, 4 Cyl 2.5L, 6 Cyl 3.6L
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Chevrolet Impala Spring Assembly, Valve
Part Number: 12600774
$10.21 MSRP: $11.45
You Save: $1.24 (11%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: SPRING, Engine Valve; Valve Spring
- Replaces: 12595094
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2006-2011 Chevrolet Impala | LS, LS POLICE CAR, LT, LT 3.5, LTZ, SS | 6 Cyl 3.5L, 6 Cyl 3.5L Flex, 6 Cyl 3.9L, 6 Cyl 3.9L Flex
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Chevrolet Impala Spring, Valve (W/ Dampener)
Part Number: 3911068
$9.01 MSRP: $14.18
You Save: $5.17 (37%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: SPRING, Engine Valve; Valve Spring
- Replaced by: 94666580
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1982-1985 Chevrolet Impala | 4 DOOR, CLASSIC 2 DOOR, CLASSIC 4 DOOR, CLASSIC STATION WAGON, STATION WAGON | 6 Cyl 3.8L, 6 Cyl 4.3L, 8 Cyl 4.4L, 8 Cyl 5.0L
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Chevrolet Impala SPRING, Engine Valve
Part Number: 1249267
$13.05 MSRP: $18.75
You Save: $5.70 (31%)
ADD TO CART
Product Specifications
- Other Name: Valve Spring
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1982-1985 Chevrolet Impala | 4 DOOR, CLASSIC 2 DOOR, CLASSIC 4 DOOR, CLASSIC STATION WAGON, STATION WAGON | 6 Cyl 3.8L
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Chevrolet Impala Valve Spring
Part Number: 90537032
$4.88 MSRP: $8.08
You Save: $3.20 (40%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: SPRING, Engine Valve; Valve Spring
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2014 Chevrolet Impala | LS 4 DOOR NOTCHBACK, LT 4 DOOR NOTCHBACK | 4 Cyl 2.4L
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Chevrolet Impala Valve Spring
Part Number: 10212811
$12.79 MSRP: $20.41
You Save: $7.62 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: SPRING, Engine Valve; Valve Spring
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1994-1996 Chevrolet Impala | CLASSIC 4 DOOR, CLASSIC STATION WAGON, LS 4 DOOR | 8 Cyl 5.7L
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Chevrolet Impala Spring Kit,Valve (W/Cap)
Part Number: 19257200
$8.96 MSRP: $14.82
You Save: $5.86 (40%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: SPRING KIT, Engine Valve; Valve Spring
- Replaces: 12537174
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2000-2005 Chevrolet Impala | IMPALA, LS, LT, LUMINA, POLICE CAR, SS | 6 Cyl 3.8L
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Chevrolet Impala Spring Assembly, Valve
Part Number: 22510372
Product Specifications
- Other Name: SPRING, Engine Valve; Valve Spring
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1982-1985 Chevrolet Impala | 4 DOOR, CLASSIC 2 DOOR, CLASSIC 4 DOOR, CLASSIC STATION WAGON, STATION WAGON | 8 Cyl 5.7L Diesel

Chevrolet Impala Rocker Shaft Spring Kit

The Chevrolet Impala Rocker Shaft Spring Kit is the ideal solution for the rocker arms on your engine to hold the rocker arms centered on their shaft. As a result, the valve lift, symmetry, and compression are maintained, resulting in reliable power. The calibrated spring pressure applied along the length of the shaft of the Rocker Shaft Spring Kit combats wear that would otherwise increase clearance between the lifter, pushrod, and rocker arm, which leads to damaging lash that bends pushrods, breaks rockers, and causes misfire from valve float. Earlier-built engines were equipped with a narrow coil style Rocker Shaft Spring Kit that pushed down on each arm. Later units use a wider flat spring which spreads the load more evenly, resists heat fatigue, and sustains the 70 to 90 pound valve seat pressures needed for proper sealing. The more recent offering's longevity is self-evident, which is the main difference between the two. The kit is compatible with Impala's Chevrolet engines, whose designs have not changed a whole lot over the years, so that's a plus. Highly importantly, the valve action on both the intake and exhaust cycles is consistent throughout various generations. No matter the style, each Rocker Shaft Spring Kit stabilizes the valvetrain, ensuring timely opening and closing of the valves due to cam lobes. This assembly of Rocker Shaft Spring Kit allows owners of Chevrolet Impala to have improved acceleration, steadier idle, and reduced risk of piston or valve damage.

Each OEM Chevrolet Impala Rocker Shaft Spring Kit we offer is competitively priced and comes with the assurance of the manufacturer's warranty for the part. Furthermore, we guarantee the speedy delivery of your orders right to your doorstep. Our hassle-free return policy is also in place for your peace of mind.

Chevrolet Impala Rocker Shaft Spring Kit Parts Questions & Experts Answers

Spring Assembly, Valve
12600774
Q: Can broken Rocker Shaft Spring Kit and Valve Stem Oil Seal be replaced without removing the cylinder head in V8 engine on Chevrolet Impala?
A:
Valve spring and faulty valve stem seal can be easily replaced without undressing of the cylinder head-two special tools and compressed air are needed in average. The first step can be made by disconnecting the spark plugs and the valve covers and with the help of the crankshaft to adjust the position of the first piston at the top dead center of the compression stroke. Turn the rocker arms of the number one piston removing the spark plug and thread the adapter into the hole, you will then connect the air hose to a compressed air source. With the use of the cylinder compression gauge, the Schrader valve, needs to be removed from the fitting, and the auto parts stores commonly provide the air hose adapter. Spray compressed air into the cylinder to 'lock' the valves into position, and wedge shop rags into the cylinder head holes surrounding the valves in order to prevent loose items from falling into the vehicle's engine. Cover the retainer with your hand and gently tap on top of the retainer to break the seal and then place the valve spring compressor on the spring then you use the small needle nose pliers or magnet to remove the keepers. Extract the valve spring and retainer and realise that if the valve cannot be retained with air pressure, then the cylinder head would have to be unbolted for fixing. Pull the old valve stem seals out with needle-nose pliers; you may want to wind a rubber band or that type of auto tape around the top of the valve stem to hold the stem from falling and look at the stem for any signs of damage. Reapply some pressure to retain the valve, and tighten it accordingly; new valve stem seal needs to be fitted with the help of appropriate one for intake as well as the exhaust valves, up to the described depth. Place the spring and retainer, slightly preload the valve spring assembly so that the keepers can be placed in and a little grease put to hold the keepers in place. Remove the air hose and pull the adapter out from the spark plug hole, then proceed on other cylinders making certain that the piston reaches the top dead center on the compression stroke before applying air pressure. Last of all, the rocker arm assemblies and valve covers are replaced, then start the engine and check whether there is oil leakage around the engine and unusual sound during its initial running and allow the engine to run for not less than five minutes before putting it into further operation.