Engine Details • GMC 325CID (5.3L) FLEX, FULL HYBRID EV-GAS (FHEV), GAS, MILD HYBRID EV-GAS (MHEV) • 1999–16

Models

Canyon, Envoy, Envoy XL, Envoy XUV, Savana 1500, Savana 2500, Sierra, Sierra 1500, Sierra 1500 Classic, Sierra 2500, Suburban, Yukon, Yukon XL, Yukon XL 1500

Liters

5.3

CID

325

Fuel / Delivery

FLEX, FULL HYBRID EV-GAS (FHEV), GAS, MILD HYBRID EV-GAS (MHEV) / FI

Cyl.

Version

VIN

0, 3, 4, 7, B, C, J, L, M, P, R, T, Z

Desc.

Vortec

Bore

3.78'' (96.0mm)

Stroke

3.62'' (92.0mm)

Head

OHV

Asp.

Misc.

Available Part Categories

Please select to update the part list below:

Valve Spring for GMC 325CID (5.3L) FLEX, FULL HYBRID EV-GAS (FHEV), GAS, MILD HYBRID EV-GAS (MHEV) • 1999–16

14 parts found

Part No.	Description	Quantity
RV-107228Q16	High Performance, Maximum Lift: .615; Spring Type: Conical; Outside Diameter: 1.290; Combined Loads - Installed 136# @ 1.800 Open 412# @ 1.170; Coil Bind: 1.125 - Complete Set of 16	1
RV-126918Q16	High Performance, Maximum Lift: .640; Spring Type: Beehive; Outside Diameter: 1.310; Combined Loads - Installed 127# @ 1.800 Open 370# @ 1.150; Coil Bind: 1.100 - Complete Set of 16	1
RV-3504	Exh. & Int., '99-04	16
RV-3504Q4	Unit Quantity Package of 4 RV-3504	4
RV-3504S	Package of 4 each of RV-3504	16
RV-3598	Exh. & Int., '05-14	16
RV-3598Q4	Unit Quantity Package of 4 RV-3598	4
RV-3598S	Package of 4 each of RV-3598	16
RV-9937	High Performance Cam Lift Maximum: .600; Spring Type: Beehive; Outside Diameter: 1.290; Combined Loads - Installed 130# @ 1.800 Open 318# @ 1.200; Coil Bind: 1.120	16
RV-9937Q4	Unit Quantity Package of 4 RV-9937	4
RV-9937S	Package of 4 each of RV-9937	16
RV-9951	High Performance Cam Lift Maximum: .600; Spring Type: Beehive; Outside Diameter: 1.290; Combined Loads - Installed 105# @ 1.800 Open 265# @ 1.200; Coil Bind: 1.130	16
RV-9951Q4	Unit Quantity Package of 4 RV-9951	4
RV-9951S	Package of 4 each of RV-9951	16

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