Engine Details • MERCURY 429CID (7.0L) GAS • 1968–73
Models
Colony Park, Cougar, Custom, Cyclone, Marauder, Marquis, Montego, Monterey
Liters
7.0
CID
429
Fuel / Delivery
GAS / CARB
Cyl.
8
Version
-
VIN
C, J, K, N, P, R, Z
Desc.
-
Bore
4.36'' (110.7mm)
Stroke
-
Head
OHV
Asp.
N
Misc.
-
Available Part Categories
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Valve Spring for MERCURY 429CID (7.0L) GAS • 1968–73
17 parts found
| Part No. | Description | Quantity | Specs |
|---|---|---|---|
| ICE609912X | =RV-9912X, Elgin "BLACK ICE" Valve Spring, 8 ea. Skin Packed | 2 | |
| RV-961X | Exh. & Int., With Damper, HP & Police | 16 | |
| RV-961XQ4 | Unit Quantity Package of 4 RV-961X | 4 | |
| RV-961XS | Package of 4 each of RV-961X | 16 | |
| RV-991 | Exh. & Int., Without Damper (Exc. HP) | 16 | |
| RV-9912X | Hi-Performance Cam Lift Maximum .610; Spring Type: Single; Outside Diameter: 1.460"; Combined Loads-Installed 115# @ 1.820 Open 245# @ 1.320; Coil Bind 1.15 | 16 | |
| RV-9912XK | Package of 8 each of RV-9912X | 2 | |
| RV-9912XQ4 | Unit Quantity Package of 4 RV-9912X | 4 | |
| RV-9912XS | Package of 4 each of RV-9912X | 16 | |
| RV-9912Z | Hi-Performance Cam Lift Maximum .655; Spring Type: Dual With Damper; Outside Diameter: 1.464; Combined Loads-Installed 145 @ 1.850 Open 414 @ 1.250; Coil Bind: 1.135 | 16 | |
| RV-9912ZQ4 | Unit Quantity Package of 4 RV-9912Z | 4 | |
| RV-9912ZS | Package of 4 each of RV-9912Z | 16 | |
| RV-991Q4 | Unit Quantity Package of 4 RV-991 | 4 | |
| RV-991S | Package of 4 each of RV-991 | 16 | |
| RV-9944Y | Hi-Performance; Cam Lift Maximum .710; Spring Type: Dual; O.D. 1.460; Combined Loads-Installed 120 @ 1.875; Open 394 @ 1.175; Coil Bind 1.000 | 16 | |
| RV-9944YQ4 | Unit Quantity Package of 4 RV-9944Y | 4 | |
| RV-9944YS | Package of 4 each of RV-9944Y | 16 |