Jeep Wrangler JK Engines and Engine Parts

Looking to tune up, or even replace your JK's engine? 4x4 Parts Source is the place to go for replacement Wrangler JK engines and engine parts.

Fully Functional JK Cowl Induction Hood by Truck Master Designs

Fully Functional JK Cowl Induction Hood by Truck Master Designs
$ 1052.99
2007-11 JK Wrangler Rubicon and Unlimited;Allows hot air to exit hood;Keeps engine temperatures down;Cowl brings cool air into engine compartment

JK Wrangler Torque Tube Exhaust Manifold by Gale Banks

JK Wrangler Torque Tube Exhaust Manifold by Gale Banks
$ 718.99
2007-09 JK Wrangler Unlimited;3.8L V6 engine;Built of heavy 400-series stainless steel to weather a lifetime of heat;Gaskets and mounting hardware included

PUREJEEP JK Cold Air Intake

PUREJEEP JK Cold Air Intake
$ 199.99
2007-09 JK WranglerRubicon and Unlimited;3.8L V6 engine

2007 2009 Nissan 350Z Serpentine Belt Fan GENUINE OEM NEW

2007 2009 Nissan 350Z Serpentine Belt Fan GENUINE OEM NEW
$50.88

MOTORCRAFT JK6 556 V Belt Fan Belt

MOTORCRAFT JK6 556 V Belt Fan Belt
$25.16

MOTORCRAFT JK6 536 V Belt Fan Belt

MOTORCRAFT JK6 536 V Belt Fan Belt
$19.48

Motorcraft JK8 987A Serpentine Belt

Motorcraft JK8 987A Serpentine Belt
$50.22

Motorcraft JK8 824 Serpentine Belt

Motorcraft JK8 824 Serpentine Belt
$49.66

Motorcraft JK6 842A Serpentine Belt

Motorcraft JK6 842A Serpentine Belt
$46.17

Motorcraft JK6 1013AB Serpentine Belt

Motorcraft JK6 1013AB Serpentine Belt
$41.46

Motorcraft JK6 996E Serpentine Belt

Motorcraft JK6 996E Serpentine Belt
$44.76

Motorcraft JK6 1002 Serpentine Belt

Motorcraft JK6 1002 Serpentine Belt
$38.01

Motorcraft JK6 857A Serpentine Belt

Motorcraft JK6 857A Serpentine Belt
$46.39

Motorcraft JK6 995A Serpentine Belt

Motorcraft JK6 995A Serpentine Belt
$42.74

Motorcraft JK6 1024AA Serpentine Belt

Motorcraft JK6 1024AA Serpentine Belt
$38.10

Motorcraft JK6 1013AC Serpentine Belt

Motorcraft JK6 1013AC Serpentine Belt
$42.74

Motorcraft JK6 891AA Serpentine Belt

Motorcraft JK6 891AA Serpentine Belt
$37.67

Motorcraft JK8 1367A Serpentine Belt

Motorcraft JK8 1367A Serpentine Belt
$55.98

Motorcraft JK8 1267A Serpentine Belt

Motorcraft JK8 1267A Serpentine Belt
$64.17

Motorcraft JK6 1036 Serpentine Belt

Motorcraft JK6 1036 Serpentine Belt
$41.26

Motorcraft JK6 862A Serpentine Belt

Motorcraft JK6 862A Serpentine Belt
$43.36

Motorcraft JK6 1027 Serpentine Belt

Motorcraft JK6 1027 Serpentine Belt
$49.74

Motorcraft JK6 922A Serpentine Belt

Motorcraft JK6 922A Serpentine Belt
$53.02

Motorcraft JK8 1227 Serpentine Belt

Motorcraft JK8 1227 Serpentine Belt
$54.22

Motorcraft JK6 1012A Serpentine Belt

Motorcraft JK6 1012A Serpentine Belt
$41.46

Motorcraft JK6 882A Serpentine Belt

Motorcraft JK6 882A Serpentine Belt
$46.95

Motorcraft JK6 685A Serpentine Belt

Motorcraft JK6 685A Serpentine Belt
$38.61

Motorcraft JK6 853A Serpentine Belt

Motorcraft JK6 853A Serpentine Belt
$41.46

Motorcraft JK8 1367 Serpentine Belt

Motorcraft JK8 1367 Serpentine Belt
$56.22

Motorcraft JK8 1331A Serpentine Belt

Motorcraft JK8 1331A Serpentine Belt
$53.86

Motorcraft JK6 991A Serpentine Belt

Motorcraft JK6 991A Serpentine Belt
$38.12

Motorcraft JK6 512E Serpentine Belt

Motorcraft JK6 512E Serpentine Belt
$34.60

Motorcraft JK6 884HA Serpentine Belt

Motorcraft JK6 884HA Serpentine Belt
$49.04

Motorcraft JK8 1217 Serpentine Belt

Motorcraft JK8 1217 Serpentine Belt
$50.34

Motorcraft JK6 740A Serpentine Belt

Motorcraft JK6 740A Serpentine Belt
$36.02

Motorcraft JK8 1195 Serpentine Belt

Motorcraft JK8 1195 Serpentine Belt
$58.14

Motorcraft JK6 681 Serpentine Belt

Motorcraft JK6 681 Serpentine Belt
$33.90

Motorcraft JK4 467A Serpentine Belt

Motorcraft JK4 467A Serpentine Belt
$25.51

Motorcraft JK6 982D Serpentine Belt

Motorcraft JK6 982D Serpentine Belt
$42.10

Motorcraft JK6 602 Serpentine Belt

Motorcraft JK6 602 Serpentine Belt
$34.95

Motorcraft JK6 861AA Serpentine Belt

Motorcraft JK6 861AA Serpentine Belt
$42.74

Motorcraft JK8 1261A Serpentine Belt

Motorcraft JK8 1261A Serpentine Belt
$53.92

Motorcraft JK6 664A Serpentine Belt

Motorcraft JK6 664A Serpentine Belt
$36.43

Motorcraft JK6 604 Serpentine Belt

Motorcraft JK6 604 Serpentine Belt
$31.80

Motorcraft JK6 502 Serpentine Belt

Motorcraft JK6 502 Serpentine Belt
$31.80

Motorcraft JK6 942AA Serpentine Belt

Motorcraft JK6 942AA Serpentine Belt
$46.18

Motorcraft JK6 941 Serpentine Belt

Motorcraft JK6 941 Serpentine Belt
$46.75

Motorcraft JK6 967 Serpentine Belt

Motorcraft JK6 967 Serpentine Belt
$43.99

Motorcraft JK6 543A Serpentine Belt

Motorcraft JK6 543A Serpentine Belt
$33.90

Motorcraft JK6 931AA Serpentine Belt

Motorcraft JK6 931AA Serpentine Belt
$32.52

Motorcraft JK6 823 Serpentine Belt

Motorcraft JK6 823 Serpentine Belt
$43.99

Motorcraft JK6 926 Serpentine Belt

Motorcraft JK6 926 Serpentine Belt
$36.43

Motorcraft JK6 762T Serpentine Belt

Motorcraft JK6 762T Serpentine Belt
$46.92

Motorcraft JK3 274 Serpentine Belt

Motorcraft JK3 274 Serpentine Belt
$22.55

Motorcraft JK6 722AA Serpentine Belt

Motorcraft JK6 722AA Serpentine Belt
$31.80

Motorcraft JK6 917 Serpentine Belt

Motorcraft JK6 917 Serpentine Belt
$41.26

Motorcraft JK6 867 Serpentine Belt

Motorcraft JK6 867 Serpentine Belt
$42.88

Motorcraft JK6 506 Serpentine Belt

Motorcraft JK6 506 Serpentine Belt
$30.75

Motorcraft JK6 536 Serpentine Belt

Motorcraft JK6 536 Serpentine Belt
$34.95

Motorcraft JK6 916B Serpentine Belt

Motorcraft JK6 916B Serpentine Belt
$47.86

Motorcraft JK6 891 Serpentine Belt

Motorcraft JK6 891 Serpentine Belt
$51.90

Motorcraft JK7 1201 Serpentine Belt

Motorcraft JK7 1201 Serpentine Belt
$45.47

Motorcraft JK4 473 Serpentine Belt

Motorcraft JK4 473 Serpentine Belt
$27.59

Motorcraft JK6 1007A Serpentine Belt

Motorcraft JK6 1007A Serpentine Belt
$36.22

Motorcraft JK6 887A Serpentine Belt

Motorcraft JK6 887A Serpentine Belt
$46.51

Motorcraft JK8 1214 Serpentine Belt

Motorcraft JK8 1214 Serpentine Belt
$49.99

Motorcraft JK6 881AA Serpentine Belt

Motorcraft JK6 881AA Serpentine Belt
$46.51

Motorcraft JK6 1034 Serpentine Belt

Motorcraft JK6 1034 Serpentine Belt
$48.36

Motorcraft JK6 901A Serpentine Belt

Motorcraft JK6 901A Serpentine Belt
$50.02

Motorcraft JK6 692B Serpentine Belt

Motorcraft JK6 692B Serpentine Belt
$33.90

Motorcraft JK8 844 Serpentine Belt

Motorcraft JK8 844 Serpentine Belt
$39.73

Motorcraft JK6 826AA Serpentine Belt

Motorcraft JK6 826AA Serpentine Belt
$36.42

Motorcraft JK6 931 Serpentine Belt

Motorcraft JK6 931 Serpentine Belt
$34.70

Rugged Ridge 17650.53 409 Stainless Steel Exhaust Header for 07 Up Wrangler JK with 3.8L V6 Engine
List Price: $383.90 Sale Price: $264.42
Own a 2007-up wrangler, you love its versatility, but find yourself wishing it had a little more more performance. rugged ridge has designed a series of bolt-on performance additions with you in mind. our custom exhaust headers are engineered to deliver improved performance. the 3.8l isn’t a bad m...

Superchips 3875 Flashpaq Tuner
List Price: $379.00 Sale Price: $338.99
The jeep flashorsepoweraq is designed for how you use your 4 x 4 and packed with off-road specific features exclusive to superchips. it is the number one tuning solution for jeeps containing multiple street and trail proven tunes developed on the streets of florida to the legendary trails of moab, u...

Rugged Ridge 18003.50 Black Powder Coat Engine and Transmission Skid Plate for Jeep Wrangler JK
List Price: $335.90 Sale Price: $258.12
Constructed of durable 1/4 inches powder coated steel with a rust resistant e-coating, this skid plate is designed to take whatever the trail throws at you. rugged ridge offers a wide variety of skid plates and body protection for wranglers. you can wheel with confidence knowing these skid plates wi...

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