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COMP Cams Camshaft OL 285B-8

SKU: CCA42-655-5

Camshafts

CCA Camshafts...

COMP Cams Camshaft OL 285B-8

SKU: CCA42-655-5

Camshafts

CCA Camshafts...

Sale ends in Calculating...

A$730.44 A$814.12
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.

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Description

Exclusive Comp Cams flash sale discount at StreetFX!

Talk about timing! This is a limited offer while stocks last on various Comp Cams part numbers. There's never been a better time to buy your Comp Cams upgrades, so what are you waiting for?!

This item is currently on sale!

Same-day payment required to secure promotional price. Promotions may end early or be extended based on stock levels or other factors.

DR 250/256 SFT Olds

Solid: Great torque in full body car with 400 c.i.d. and 3500+ Stall.

Additional Information

Great torque in full body car with 400c.i. and 3500+ stall.

Application Summary

Fits 1967+ Oldsmobile 260, 307, 350, 403, 400, 425 and 455 V8

Part Type

Engine Camshaft

Product Overview

Olds; Oldsmobile; Cutlass; Cutlass Supreme; 98; Calais; Ciera; Custom Cruiser; Starfire; Firenza; 88; Rocket; Rocket 88; Vista Cruiser; Delta 88; 260; 442; 307; 350; 403; 400; 425; 455

Data: v4.2 - Upd: 2026-11-12 03:11:43

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Advertised Exhaust Duration:294
Advertised Intake Duration:285
Amazon ASIN:B001GC32HY
Assembly Lubricant Included:Yes
Basic Operating RPM Range:3,500-6,500
C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?:Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?:Yes, but must meet tailpipe emission standards for year of vehicle.
C.A.R.B. Exempt for On-Road Vehicles?:No
C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?:Yes, but must be a race/competition only vehicle.
Cam Type:Solid Flat Tappet
Camshaft Gear Attachment:1-Bolt
Camshaft Material:Cast Iron
Camshaft Series:Drag Race
Description:Drag Race 250/256 Solid Flat Cam for Oldsmobile 260-455
Engine Family:Oldsmobile 260-455 c.i. 8 Cylinder (1967-1990)
Exhaust Duration @ .050 in.:256
Exhaust Duration at .050 inch Lift:256
Exhaust Duration:294-1
Exhaust Valve Lift(in):0.545
Exhaust Valve Lift:0.545
Grind Number:285B-8
Intake Duration @ .050 in.:250
Intake Duration at .050 Inch Lift:250
Intake Duration:285-1
Intake Valve Lift(in):0.568
Intake Valve Lift:0.568
Lifter Type:Solid Flat Tappet
Lifters Included:No
Part Number:cca42-655-5
RPM Range:3000-9000
Title:Drag Race 250/256 Solid Flat Cam for Oldsmobile 260-455
Usage:Strip
Valve Springs Required:Yes

Product Downloads

# Document Type Download
1. Catalog

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-07 19:03:45

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Comp Cams, Comp Cams (edelbrock)
StreetFX SKU cca42-655-5
SFX Item ID 4120046
Accounting SKU cca-42-655-5
Manufacturer SKU 42-655-5
Manufacturer UPC 036584641414
Alternative References 42-655-5, CCA-42-655-5

Camshaft, Mechanical Flat Tappet, Advertised Duration 285/294, Lift .568/.545, Oldsmobile, 260-455, Each

COMP Cams drag race camshafts are offered in four styles: hydraulic flat tappet, hydraulic roller tappet, mechanical roller tappet, and mechanical flat tappet. These cams are ideal for the performance demands of the dragstrip, as well as street, strip, Circle Track, and other applications. Over a hundred models are available; choose the camshaft designed for your vehicle and engine family.

Product Attributes
BrandCOMP Cams
Manufacturer's Part Number42-655-5
Part TypeCamshafts
Product LineCOMP Cams Drag Race Camshafts
UPC036584641414
Cam StyleSolid flat tappet
Camshaft UseDrag race
Basic Operating RPM Range3,500-6,500
Intake Duration at 050 inch Lift250
Exhaust Duration at 050 inch Lift256
Duration at 050 inch Lift250 int./256 exh.
Advertised Intake Duration285
Advertised Exhaust Duration294
Advertised Duration285 int./294 exh.
Intake Valve Lift with Factory Rocker Arm Ratio0.568 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio0.545 in.
Valve Lift with Factory Rocker Arm Ratio0.568 int./0.545 exh.
Intake Valve Lash0.026 in.
Exhaust Valve Lash0.028 in.
RemanufacturedNo
Computer-Controlled CompatibleNo
Grind Number285B-8
Valve Springs RequiredYes
QuantitySold individually.

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