Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
Vehicle Info NeededSPEEDMASTERPART NUMBER: 746-1-147-097K
LowRise Intake Manifold Kit, Oldsmobile 400/425/455 ci - Satin Finish
$44236
Ships on Sep 14, 2026
Lowest Price GuaranteeOldsmobile
LowRise Intake Manifold KitOldsmobile 400/425/455 ci Satin FinishIncludes:
- LowRise Intake Manifold
- Intake Manifold Gasket Set
- Intake Manifold Bolt Set
- Carburetor Stud Set
- Carburetor Base Gasket
- Black RTV
Kit Includes:
- (1) Speedmaster LowRise Intake Manifold, Satin - 746-1-147-097
- (1) Speedmaster Intake Manifold Gasket Set - 746-PCE349.1011
- (1) JEGS Intake Manifold Bolt Set - 555-83200
- (1) JEGS Carburetor Stud Set - 555-15840
- (1) JEGS Carburetor Square Flange Base Gasket - 555-16100
- (1) JEGS Black Hi-Temp RTV Silicone Gasket Maker - 555-28035
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Low-Profile, Street-Legal Intake Manifolds
LowRise series intake manifolds by Speedmaster deliver a low profile for ultimate underhood clearance. These manifolds provide a perfect balance between top-end horsepower and low-end torque with their long-runner, dual-plane design, giving you the best of both worlds. Every Speedmaster intake is pressure tested to provide confident, superior performance.
Part TypeIntake Manifold
Product LineSpeedmaster LowRise Intake Manifolds
BrandSPEEDMASTER
Part CategoryPerformance Parts
Iat Sensor IncludedNo
Engine Block StyleStock/OEM standard deck
Intake MaterialAluminum
Throttle Body IncludedNo
Intake StyleSingle plane
Gasket Or Seal IncludedYes
Fuel System TypeCarburetor
QuantitySold as a kit
Mounting Hardware IncludedYes
Intake FinishSatin
Injectors IncludedNo
Carburetor QuantityOne
Tps Sensor IncludedNo
Fuel Rails IncludedNo
Intake Manifold IncludedYes
Engine Make/SizeOldsmobile V8
Basic Operating Rpm Range4,500-7,500
EgrNo
Part FitmentSemi Universal
Iac Motor IncludedNo
Map Sensor IncludedNo
Manifold TypeLow Rise
Intake Manifold Height8.2 in (208.28 mm)
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
![Blue RTV, Temperature Resistant up to 500 degrees [3 oz. Tube]](https://www.jegs.com/images/mini_200/500/555/555-28030.jpg)
JEGS
Blue RTV, Temperature Resistant up to 500 degrees [3 oz. Tube]
Part Number : 555-28030
$799$8.99
You Save$1.00
JEGS
Vacuum Adapter Fitting 3/8 in. NPTM x Dual 1/8 in. NPTF Port
Part Number : 555-16005
$1099$12.99
You Save$2.00
JEGS
Vacuum Adapter Fitting 3/8 in. NPTM x 1/8 in. NPTF Port
Part Number : 555-15985
$1543$15.99
You Save$0.56
![NPT Straight Hose Barb Fitting [1/8 in. NPT to 3/8 in. Hose, Brass]](https://www.jegs.com/images/mini_200/500/555/555-16004.jpg)
JEGS
NPT Straight Hose Barb Fitting [1/8 in. NPT to 3/8 in. Hose, Brass]
Part Number : 555-16004
$639$6.99
You Save$0.60
![Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1/2 in. Tall Open Plenum]](https://www.jegs.com/images/mini_200/500/555/555-15495.jpg)
JEGS
Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1/2 in. Tall Open Plenum]
Part Number : 555-15495
$2499$27.99
You Save$3.00
![Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1 in. Tall Open Plenum]](https://www.jegs.com/images/mini_200/500/555/555-15496.jpg)
JEGS
Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [1 in. Tall Open Plenum]
Part Number : 555-15496
$2499$27.99
You Save$3.00
JEGS
2 in. Carburetor Spacer for 4150 and AFB Flange Carburetors
Part Number : 555-15444
$2999$32.39
You Save$2.40
![Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [2 in. Tall Open Plenum]](https://www.jegs.com/images/mini_200/500/555/555-15497.jpg)
JEGS
Phenolic Carburetor Spacer with 4150/4160 Holley Bolt Pattern [2 in. Tall Open Plenum]
Part Number : 555-15497
$3589$38.99
You Save$3.10
![Compact Billet Aluminum In-Line Fuel Filter, 2 5/16 in. Long [-6 AN Male/Female, Black]](https://www.jegs.com/images/mini_200/500/555/555-15031.jpg)
JEGS
Compact Billet Aluminum In-Line Fuel Filter, 2 5/16 in. Long [-6 AN Male/Female, Black]
Part Number : 555-15031
$3899$42.99
You Save$4.00
![AN to NPT Straight Adapter Fitting [-6 AN Male to 3/8 in. NPT Male, Black]](https://www.jegs.com/images/mini_200/500/555/555-110106.jpg)
JEGS
AN to NPT Straight Adapter Fitting [-6 AN Male to 3/8 in. NPT Male, Black]
Part Number : 555-110106
$299$3.19
You Save$0.20
![AN to NPT Straight Adapter Fitting [-8 AN Male to 3/8 in. NPT Male, Black]](https://www.jegs.com/images/mini_200/500/555/555-110107.jpg)
JEGS
AN to NPT Straight Adapter Fitting [-8 AN Male to 3/8 in. NPT Male, Black]
Part Number : 555-110107
$299$3.19
You Save$0.20
![AN 30-Degree Max Flow Swivel Hose End [-6 AN Female to -6 AN Hose, Black]](https://www.jegs.com/images/mini_200/500/555/555-110027.jpg)
JEGS
AN 30-Degree Max Flow Swivel Hose End [-6 AN Female to -6 AN Hose, Black]
Part Number : 555-110027
$2219$23.29
You Save$1.10
![AN 45-Degree Max Flow Swivel Hose End [-6 AN Female to -6 AN Hose, Black]](https://www.jegs.com/images/mini_200/500/555/555-110011.jpg)
JEGS
AN 45-Degree Max Flow Swivel Hose End [-6 AN Female to -6 AN Hose, Black]
Part Number : 555-110011
$1399$16.19
You Save$2.20
![AN 60-Degree Max Flow Swivel Hose End [-6 AN Female to -6 AN Hose, Black]](https://www.jegs.com/images/mini_200/500/555/555-110037.jpg)
JEGS
AN 60-Degree Max Flow Swivel Hose End [-6 AN Female to -6 AN Hose, Black]
Part Number : 555-110037
$2264$23.29
You Save$0.65
JEGS
Part Number : 555-28030
$799$8.99
You Save$1.00
Some parts are not legal for use in California or other states with similar laws / regulations
