Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
Instruction Sheets for Part Number SUM-8803
Technical Articles for Part Number SUM-8803
Summit Racing™ Pro SBC Camshafts
Pro SBC Stage 4 Hyd. Roller Cam, 224/232 Dur. 112 LSA + 2 Adv, .550/.540 1.5 Ratio, .587/.576 1.6 Ratio, 2000-6500 RPM Range, 87-02 Gen 1 Roller Block
See More Specifications
|
Check the Fit
Estimated Ship Date: Monday 10/19/2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
SUM-8803
Part Type:
Product Line:
Summit Racing Part Number:
SUM-8803
UPC:
190861242081
Cam Style:
Hydraulic roller, OE roller
Camshaft Use:
Street/Strip
Camshaft Manufacturers Description:
The Summit Pro SBC Stage 4 cam is designed to take advantage of modern Beehive spring packages for increased rpm potential.
Basic Operating RPM Range:
2,000-6,500
Intake Duration at 050 inch Lift:
224
Exhaust Duration at 050 inch Lift:
232
Duration at 050 inch Lift:
224 int./232 exh.
Advertised Intake Duration:
276
Advertised Exhaust Duration:
281
Advertised Duration:
276 int./281 exh.
Intake Valve Lift with Factory Rocker Arm Ratio:
0.550 in.
Exhaust Valve Lift with Factory Rocker Arm Ratio:
0.540 in.
Valve Lift with Factory Rocker Arm Ratio:
0.550 int./0.540 exh.
Lobe Separation (degrees):
112
Camshaft Gear Attachment:
3-bolt
Remanufactured:
No
Computer-Controlled Compatible:
Yes
Valve Springs Required:
Yes
Quantity:
Sold individually.
Notes:
This is a step nosed camshaft for use in 1986-2002 roller blocks with cam retainer plate. If used with a 1995-1997 LT1 with vented Optispark, the dowel pin will need to be removed and replaced with one that protrudes .650 in. to drive the Optispark. Computer tuning required. Camshaft features base circle radius of 0.580 in./0.584 ex. Designed for engines swapped into pre-pollution controlled vehicles. Not for use in registered emissions-controlled vehicles operated on public highways and roads.
Summit Racing™ Pro SBC Camshafts
Are you looking for a great made-in-America hydraulic roller cam for your small block Chevy? Summit Racing's™ new Pro SBC camshafts are affordable and utilize the latest lobe design technology. Starting with American bearing steel billets, the cams are precision-machined on a modern CNC grinder with CBN diamond wheels for unmatched quality. They're designed with optimal valve events and greater lift for maximum performance. With four levels and performance options to select from, Pro SBC camshafts will deliver just the idle characteristics you're looking for.
Applications
Loading...
Loading...
Questions & Answers
Ask a Question
What type of question would you like to submit?
I have a Customer Service question
(order, shipping, returns, protection plans, etc.). Customer Service Question
(order, shipping, returns, protection plans, etc.). Customer Service Question
- OR -
I would like to ask other customers
a question about this Product. Product Related Question
a question about this Product. Product Related Question
Loading...
Reviews Write a Review
Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.
Email this page
