Dodge Diplomat Performance Engines

Your One-Stop Shop For Trusted Dodge Diplomat Performance Engines

If you’re in search of Dodge Diplomat Performance Engines aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 27 Performance Engines from top brands with prices ranging from $21.49 to $1,093.99.

Beyond great prices, we stock trusted brands manufacturing all types of Performance Engines for your Dodge Diplomat. Of the 6 OEM and aftermarket parts brands we carry, some of the most popular are Mr. Gasket, FEL-PRO Performance, and Edelbrock.

And don’t forget to read customer reviews across all Performance Engines categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Performance Engines have to cost top dollar, and we prove it. Browse our top Dodge Diplomat Performance Engines below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Dodge Diplomat Performance Engines

Edelbrock – Engine Gasket Set (Head / Intake / Exhaust / Valve Cover) for Chrysler (Part No.7370)

Engine Gasket Set (Head / Intake / Exhaust / Valve Cover) for Chrysler

from

$121.99
Product Features:
  • Cylinder Head Gasket Set
  • 1966-1987 318-340-360
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FEL-PRO Performance – Cylinder Head Gasket: Steel Core Composite, Without Head Bolts (Part No.1008)

Cylinder Head Gasket: Steel Core Composite, Without Head Bolts

from

$41.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Fel-Pro Performance head gaskets accommodate the high cylinder pressures and cylinder head movement associated with performance engines.
  • Inserted within a stainless steel armor surrounding each cylinder, wire ring design provides highly concentrated sealing around the combustion chamber.
  • Raises combustion sealing force to roughly three times that of standard head gaskets.
  • Steel wire rings for the greatest combustion seal strength.
  • Not intended for use in emission controlled vehicles.
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Competition Cams – High Energy 218/218 Hydraulic Flat Cam and Lifter Kit for Chrysler 273-360 (Part No.CL20-212-2)

High Energy 218/218 Hydraulic Flat Cam and Lifter Kit for Chrysler 273-360

from

$1093.99
Ideal for use with mainly stock components like rocker arms, intake manifolds, cylinder heads, compression ratio, torque converters and rear gear ratios, the High Energy camshaft grind family is a great choice for street performance applications. Offering

Product Features:
  • Good blend of efficiency and performance.
  • Perfect choice for performance street rebuilds.
  • Work well with mainly stock components such as rockers, manifolds, heads, compression, torque converters and gears.
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Competition Cams – Xtreme Energy 218/224 Hydraulic Flat Cam and Lifter Kit for Chrysler 273-360 (Part No.CL20-222-3)

Xtreme Energy 218/224 Hydraulic Flat Cam and Lifter Kit for Chrysler 273-360

from

$378.99
Featuring a quicker valve opening, the Xtreme Energy camshaft profile provides increased responsiveness and more area under the lift curve than older, slower grinds. Designed to increase performance without sacrificing driveability and creature comforts,

Product Features:
  • Excellent performance in street carbureted applications.
  • More vacuum allows an increase in duration for improved performance and assists power brakes.
  • Quicker opening lobe profiles deliver increased responsiveness and more area under the lift curve.
  • Best performance with aftermarket intake manifolds, headers, lower gear ratios etc.
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Edelbrock – RPM Air-Gap Small Block Chrysler Black Intake Manifold (Part No.75763)

RPM Air-Gap Small Block Chrysler Black Intake Manifold

from

$612.99
Edelbrock part #75763 RPM Air-Gap intake manifold is designed for 340-360 c.i.d. Chrysler V8’s and 318 c.i.d. engines with 340-360 cylinder heads. The RPM Air-Gap incorporates the same race-winning technology that’s been used on our Victor Series competit

Product Features:
  • 1500-6500 RPM Range
  • Dual Plane Type-4150 Style Flange
  • 4.9 in. Front Height, 5.35 in. Center Height, 5.8 in. Rear Height
  • Black Powder Coated Finish
  • Made In The USA
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Mr. Gasket – Super Intake Manifold Bolts (Part No.6080)

Super Intake Manifold Bolts

from

$27.49
These grade 5 hex head bolts are black coated plated for protection and appearance. Hardened flat washers provide uniform torque and prevent galling on aluminum manifolds.

Product Features:
  • Assures Accurate Torque App
  • Prevents Galling Manifold
  • Grade 5 Material
  • Black Oxide Coasted
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Spectre – Water Neck; Chrysler (Part No.4739)

Water Neck; Chrysler

from

$23.79
Spectre’s Chrysler water neck fits 1964 and later Chrysler V8 engines. This water neck has been designed around the OEM specifications and has a chrome plated finish for a lasting look that fits great. This water neck includes bolts.

Product Features:
  • Fits 1964 and later Chrysler V8 engines
  • Includes bolts
  • Chrome plated
  • Easy to install
  • O-ring/gasket not included
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Edelbrock – Sure Seat Valve Springs for Chrysler 318-340-360 V8 1957-89 (Part No.5877)

Sure Seat Valve Springs for Chrysler 318-340-360 V8 1957-89

from

$59.99
Product Features:
  • Non-Rotator Type
  • 1.394 in. Outer Diameter
  • 1.010 in. Inner Diameter
  • 1.010 in. Coil Blind
  • Set of 16
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FEL-PRO Performance – PERFORMANCE VALVE COVER GASKET SET (Part No.1608)

PERFORMANCE VALVE COVER GASKET SET

from

$37.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • ENGINEERED TO PERFORM — Proprietary cork-rubber formulation
  • SUPERIOR SEAL — Highly conformable to accommodate for the imperfect sealing surfaces
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
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B & M – Torque Converter, Holeshot 3000 (Part No.10425)

Torque Converter, Holeshot 3000

from

$879.99
The Holeshot Converter is a very good choice for the typical street machine that is looking for better launch capability and more strength. With a furnace brazed turbine, New turbine hub and dual pattern drive lugs on some Holeshots.

Product Features:
  • Furnace Brazed Impeller
  • Steel Alloy Pump Drive Tube
  • Heavy Duty Needle Bearing
  • Between Stator and Turbine
  • Furnace Brazed Turbine
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B & M – Torque Converter, Holeshot 2400 (Part No.10415)

Torque Converter, Holeshot 2400

from

$499.99
The Holeshot Converter is a very good choice for the typical street machine that is looking for better launch capability and more strength. With a furnace brazed turbine, New turbine hub and dual pattern drive lugs on some Holeshots.

Product Features:
  • Furnace Brazed Impeller
  • Steel Alloy Pump Drive Tube
  • Heavy Duty Needle Bearing
  • Between Stator and Turbine
  • Furnace Brazed Turbine
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FEL-PRO Performance – Lower Intake Manifold Gasket Set: 6 Piece Set (Part No.1243)

Lower Intake Manifold Gasket Set: 6 Piece Set

from

$42.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
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FEL-PRO Performance – Lower Intake Manifold Gasket Set: 6 Piece Set (Part No.1213)

Lower Intake Manifold Gasket Set: 6 Piece Set

from

$36.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • DESIGNED FOR IMPERFECT SEALING SURFACES — Engineered and manufactured specifically for the repair environment to help seal imperfect sealing surfaces
  • SEALING TECHNOLOGIES — Exclusive sealing innovations and technologies with proprietary materials and unique design features to ensure a superior seal for your repair
  • ENGINEERING EXPERTISE — Parts are designed, reviewed, validated and approved by Fel-Pro engineers through rigorous research and development
  • REAL-WORLD TESTED — Parts are tested on-vehicle and validated to ensure optimal performance on the road
  • EVERY PART FOR THE REPAIR — Fel-Pro gasket sets include every part needed for the repair unless otherwise noted
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FEL-PRO Performance – PERFORMANCE OIL PAN GASKET SET (Part No.1806)

PERFORMANCE OIL PAN GASKET SET

from

$21.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Felcoid/Plus gaskets have a fiber sheet core and a latex rubber coating to eliminate potential leakage paths. The core material resists crushing and splitting, while providing excellent blowout resistance.
  • With steel core to provide ultimate excellent blowout resistance.
  • Not intended for use in emission controlled vehicles.
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FEL-PRO Performance – Oil Pan Gasket Set: High-Temperature Rubber-Coated Fiber, 4 Piece Set (Part No.1807)

Oil Pan Gasket Set: High-Temperature Rubber-Coated Fiber, 4 Piece Set

from

$30.49
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Felcoid/Plus gaskets have a fiber sheet core and a latex rubber coating to eliminate potential leakage paths. The core material resists crushing and splitting, while providing excellent blowout resistance.
  • With steel core to provide ultimate excellent blowout resistance.
  • Not intended for use in emission controlled vehicles.
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Mr. Gasket – Ultra Seal: Oil Pan Gasket (Part No.5895)

Ultra Seal: Oil Pan Gasket

from

$36.49
Manufactured from cellulose/nitrile composition gasket material. A black latex rubber coating is applied to outside of gasket to help seal minor oil pan rail irregularities and eliminate the possibility of oil leakage. Provides excellent sealing and durability. Complete with molded rubber front/rear oil pan seals where applicable. For original equipment replacement, high performance street, drag race and oval track.

Product Features:
  • Manufactured from cellulose/nitrile rubber composition gasket material
  • Provides excellent sealing and durability
  • Complete with molded rubber front/rear oil pan end seals where applicable
  • For OE replacement, high performance street, drag race and oval track use
  • Graphite Non-Wicking Rubber
  • No Cork Particles
  • Easy Removal For Disassembly
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Competition Cams – VALVE SEALS, TEFLON 3/8" 1 ST (Part No.505-16)

VALVE SEALS, TEFLON 3/8" 1 ST

from

$31.99
COMP Cams offers a complete line of valve stem seals, from the umbrella seals to the positive-stop Teflon seal. These seals are a must to keep unwanted oil from entering the combustion chamber through the clearance in the valve guides. The umbrella seal is normally used when a larger-than-stock diameter spring is used, in the case of a double spring, the positive-stop Teflon seal is used. The umbrella seals require no machining, but with the Teflon seal it is necessary to disassemble the heads and machine the top of the guide with a special .530 diameter cutter. Whenever you are planning an engine overhaul or a cam change, don’t forget the valve seals.

Product Features:
  • Work with .530″ guides and 3/8″ valve stem diameter
  • Valve stem oil seals keep unwanted oil from entering the combustion chamber
  • Several different types of valve seals are offered
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Mr. Gasket – Intake Manifold Bolts (Part No.6091)

Intake Manifold Bolts

from

$32.09
These special Grade 8 intake manifold bolts feature a 12-point smaller-than-standard head and flange, and include special extra thick flat washers for optimum clamping pressures. They’re ideal for use where space is minimal, typical on larger runner race manifolds. These bolts and washers are bright zinc plated for protection and good looks.

Product Features:
  • Features 12-point Smaller-than-standard Bolt Head
  • Thick Flat Washers Distribute Optimum Clamp Load
  • Ideal Use Where Space Is Minimal On Race Manifolds
  • Bolts And Washers Zinc Plated For Protection
  • Zinc Plated For Protection
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Mr. Gasket – High Performance Thermostat (Part No.4365)

High Performance Thermostat

from

$27.49
Mr. Gasket High Performance Thermostats are designed to resist large variations of coolant pressure at high RPM (revolutions per minute). This allows them to fully open at correct temperature consistently regardless of engine RPM. The design also provides the high flow that engines operated a higher RPM need. This thermostat also features a copper/brass construction to further resist corrosion. Mr. Gasket High Performance / High Flow Thermostats are suitable for street, drag race, or oval track applications.

Product Features:
  • Opens At 195 Degrees
  • Designed to Resist Large Variations of Coolant Pressure at High RPM
  • Fully Opens at Correct Temperature Consistently Regardless of Engine RPM
  • For High Performance Street, Drag Race, and Oval Track
  • Copper & Brass Construction – Resists Corrosion
  • High Flow
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Mr. Gasket – High Performance 180 Degree Thermostat for Increased Flow (Part No.4364)

High Performance 180 Degree Thermostat for Increased Flow

from

$26.99
Mr. Gasket High Performance Thermostats are designed to resist large variations of coolant pressure at high RPM (revolutions per minute). This allows them to fully open at correct temperature consistently regardless of engine RPM. The design also provides the high flow that engines operated a higher RPM need. This thermostat also features a copper/brass construction to further resist corrosion. Mr. Gasket High Performance / High Flow Thermostats are suitable for street, drag race, or oval track applications.

Product Features:
  • Opens At 180 Degrees
  • Designed to Resist Large Variations of Coolant Pressure at High RPM
  • Fully Opens at Correct Temperature Consistently Regardless of Engine RPM
  • For High Performance Street, Drag Race, and Oval Track
  • Copper & Brass Construction – Resists Corrosion
  • High Flow
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Mr. Gasket – High Performance Thermostat (Part No.4366)

High Performance Thermostat

from

$26.99
Mr. Gasket High Performance Thermostats are designed to resist large variations of coolant pressure at high RPM (revolutions per minute). This allows them to fully open at correct temperature consistently regardless of engine RPM. The design also provides the high flow that engines operated a higher RPM need. This thermostat also features a copper/brass construction to further resist corrosion. Mr. Gasket High Performance / High Flow Thermostats are suitable for street, drag race, or oval track applications.

Product Features:
  • Opens at 160 Degrees
  • Designed to Resist Large Variations of Coolant Pressure at High RPM
  • Opens at Correct Temperature Consistently Regardless of Engine RPM
  • For High Performance Street, Drag Race, and Oval Track
  • Stainless Steel, Copper & Brass Construction – Resists Corrosion
  • High Flow
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Performance Engines Brands You Can Trust For Your Dodge Diplomat

6 trusted brands of Performance Engines line our shelves, ready to help keep your Dodge Diplomat running smooth. Below are some of the most popular brands and their top Performance Engines offerings:

Popular Competition Cams Performance Engines

Competition Cams products for the Dodge Diplomat span several categories. Some of the highest-rated Competition Cams Performance Engines that will fit your Dodge Diplomat are:
VALVE SEALS, TEFLON 3/8" 1 ST
from $31.99
(1)
VALVE SEALS, TEFLON 3/8" 1 ST
Performance Engine Valve Stem Seal Sets

Top Dodge Diplomat Performance Engines from Mr. Gasket

Your Dodge Diplomat will be purring again thanks to Mr. Gasket brand Performance Engines available for online order or in-store pick up. Popular Mr. Gasket parts include:
High Performance 180 Degree Thermostat for Increased Flow
from $26.99
(20)
High Performance 180 Degree Thermostat for Increased Flow
Performance Engine Coolant Thermostats
Intake Manifold Bolts
from $32.09
(5)
Intake Manifold Bolts
Performance Intake Manifold Hardware

Most Purchased Dodge Diplomat Performance Engines from Mr. Gasket

When you buy the most frequently purchased Mr. Gasket brand Performance Engines, you can be confident it will be the right part for your Dodge Diplomat. Here are the Mr. Gasket Performance Engines Advanced Auto customers buy the most:
High Performance 180 Degree Thermostat for Increased Flow
from $26.99
(20)
High Performance 180 Degree Thermostat for Increased Flow
Performance Engine Coolant Thermostats
Performer 318/360 Intake Manifold for Small-Block Chrysler, LA Series Engines
from $397.99
This product is not rated
Performer 318/360 Intake Manifold for Small-Block Chrysler, LA Series Engines
Performance Intake Manifolds
Lower Intake Manifold Gasket Set: 6 Piece Set
from $36.49
This product is not rated
Lower Intake Manifold Gasket Set: 6 Piece Set
Performance Engine Intake Manifold Gaskets

FAQs for Dodge Diplomat Performance Engines

What are the most purchased Performance Engines for the Dodge Diplomat?

Out of 27 Performance Engines for the Dodge Diplomat, the most popular in our inventory are:
High Performance Thermostat
from $27.49
This product is not rated
High Performance Thermostat
Performance Engine Coolant Thermostats
Lower Intake Manifold Gasket Set: 6 Piece Set
from $36.49
This product is not rated
Lower Intake Manifold Gasket Set: 6 Piece Set
Performance Engine Intake Manifold Gaskets
PERFORMANCE OIL PAN GASKET SET
from $21.49
This product is not rated
PERFORMANCE OIL PAN GASKET SET
Performance Engine Oil Pan Gaskets

What are the top-rated Dodge Diplomat Performance Engines?

Top-rated Performance Engines for your Dodge Diplomat based on customer reviews/ratings are:
Water Neck; Chrysler
from $23.79
(3)
Water Neck; Chrysler
“Very nice affordable replacement”