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COMP Cams 88-06 Jeep 4.0L .450in Lift Valve Springs Kit

SKU: CCA983J-KIT

Valve Springs

CCA Valve Spring Sets

COMP Cams 88-06 Jeep 4.0L .450in Lift Valve Springs Kit

SKU: CCA983J-KIT

Valve Springs

CCA Valve Spring Sets

A$242.25
Available from MFR. This item is available from the manufacturer's distribution centre. The dispatch timeframe shown is an estimate based on historical order processing and release times for this part. This item is not held in our own warehouse, and actual dispatch timing may vary depending on manufacturer workload and logistics at the time of ordering.
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Description

The Ovate Wire Valve Spring Kit for Jeep 4.0L 1988-06 Applications supports the installation of up to .450" lift high performance cams. Featuring properly engineered valve springs that handle harmful dynamic valve train stress more efficiently, this kit increases greater RPM potential and durability. This spring upgrade also eliminates valve float issues associated with the stock valve springs. Includes the COMP Cams #983 Ovate Wire Valve Spring and #516 valve seals, this kit allows the re-use of stock retainers.

Product Overview

The Ovate Wire Valve Spring Kit for Jeep 4.0L 1988-06 Applications supports the installation of up to .450" lift high performance cams. Featuring properly engineered valve springs that handle harmful dynamic valve train stress more efficiently, this kit increases greater RPM potential and durability. This spring upgrade also eliminates valve float issues associated with the stock valve springs. Includes the COMP Cams #983 Ovate Wire Valve Spring and #516 valve seals, this kit allows the re-use of stock retainers.

Product Details

Coil Bind Height:1.15
Damper:No
Description:0.450" Max Lift Spring Kit for '88-'06 Jeep 4.0L
Includes Retainers?:No (Uses Stock)
Includes Seats?:N/A
Includes Shims?:N/A
Inside Diameter:0836
Installed Height:1.650
Installed Pressure:126
Open Pressure:290
Outside Diameter:1.260
Part Number:cca983J-KIT
Retainer Material:N/A
Spring Rate:410
Spring Seat Type:N/A
Spring Type:Ovate Cylindrical
Title:0.450" Max Lift Spring Kit for '88-'06 Jeep 4.0L

Application Summary

1988-2006 Jeep 4.0L

Part Type

Engine Valve Spring Kit

Data: v4.2 - Upd: 2026-09-27 16:45:53

Specifications

Product Attributes - Brand
COMP Cams
Product Attributes - Manufacturer's Part Number
983J-KIT
Product Attributes - Part Type
Valve Springs
Product Attributes - Product Line
COMP Cams Valve Springs
Product Attributes - UPC
00036584407706
Product Attributes - Valve Spring Style
Standard
Product Attributes - Number of Springs Per Valve
Single
Product Attributes - Maximum Valve Lift (in.)
0.450 in.
Product Attributes - Retainers Included
No
Product Attributes - Outside Diameter of Outer Spring (in.)
1.260 in.
Product Attributes - Coil Bind Height (in.)
1.150 in.
Product Attributes - Damper Spring Included
No
Product Attributes - Spring Rate (lbs./in.)
410 lbs./in.
Product Attributes - Inside Diameter of Outer Spring (in.)
0.836 in.
Product Attributes - Locks Included
No
Product Attributes - Valve Stem Seals Included
No
Product Attributes - Valve Springs Coated
No
Product Attributes - Quantity
Sold as a set of 16.
Product Attributes - Special Attention
All applications must cut down the spring seat step diameter from .938” to under .830”.
Product Attributes - Installed Height (in.)
1.700 in.
Product Attributes - Seat Pressure at Installed Height (lbs.)
105 lbs.
Product Attributes - Open Height (in.)(application)
1.200
Product Attributes - Open Pressure (lbs.)
310 lbs.
Product Attributes - Remanufactured
No

Reference Information

Brand Name/s Comp Cams
StreetFX SKU cca983J-KIT
SFX Item ID 4124854
Supplier Item Code 4124854
Manufacturer SKU 983J-KIT
Manufacturer UPC 36584407706
Alternative References 4.0l, CPC983J-KIT, .450in

Compatibility

1988-2006 Jeep 4.0L

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