Barr CR-1-97752 Exhaust Manifold | Crusader Small Block Starboard
Barr CR-1-97752 Exhaust Manifold | Crusader Small Block Starboard
Barr Marine
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Barr CR-1-97752 — Crusader Starboard Side Log Style Exhaust Manifold | Small Block
Barr CR-1-97752 is a starboard side log-style exhaust manifold for Crusader GM 5.0L (305 cu. in.) and 5.7L (350 cu. in.) small block marine engines. Heavy duty cast iron, painted Crusader blue from the factory. Supplied with gaskets and mounting hardware. Replaces Crusader 97752 and Osco-7752, and the older Crusader part number 96121 (some modification necessary).
Confirm Fitment Before Ordering
Not sure if this manifold fits your engine? Give us your Crusader engine model and serial number and we'll confirm it for you before you order — by email, text, or live chat.
Part Specifications
- Barr Part Number: CR-1-97752
- Type: Log-style exhaust manifold — starboard side
- Application: Crusader GM 5.0L (305 cid) and 5.7L (350 cid) small block engines
- Material: Heavy duty cast iron, Crusader blue factory paint
- Includes: Gaskets and mounting hardware
- Replaces: Crusader 97752, Osco-7752; older Crusader 96121 (modification required)
Additional Information
- Vendor: Barr Marine
- Part Number: CR-1-97752
- OEM Cross-Reference: Replaces Crusader 97752, Osco-7752, older Crusader 96121
- Kit Contents: Manifold with gaskets and mounting hardware
Installation Notes
Install following the applicable Crusader service manual for your engine model.
Frequently Asked Questions
Q: How do I confirm this manifold fits my engine?
A: Send us your Crusader engine model and serial number and we'll confirm CR-1-97752 is the correct starboard manifold for your application — by email, text, or live chat.
Q: Is this the starboard or port side manifold?
A: This is the starboard side manifold. Confirm which side you need before ordering, since port and starboard manifolds are not interchangeable.
Q: Does this replace the older Crusader 96121 manifold directly?
A: It replaces 96121, but some modification is necessary since the original part number was superseded by a revised design. Contact us if you need guidance on what modification is required for your application.
Q: Does this come with gaskets and hardware?
A: Yes, this manifold ships complete with gaskets and mounting hardware.
Q: Why is cast iron used for exhaust manifolds instead of aluminum?
A: Cast iron withstands the sustained heat of exhaust gases better than aluminum and is the standard material for marine exhaust manifolds on GM-based small block engines.

! Compatibility references are provided for informational purposes only and do not constitute a fitment guarantee. Part numbers, application listings, and "replaces" cross-references are based on manufacturer data and are intended as a starting point for identification — not a guarantee of fit for your specific engine, hull, or installation.
Buyer is solely responsible for verifying compatibility with their engine model, serial number, model year, and trim configuration before purchase. If you are unsure whether this part fits your application, contact MacombMarineParts.com before you buy — we're available via text, email, or online chat to help verify compatibility for your specific application.
MacombMarineParts.com is not liable for parts ordered based on assumed fitment. Returns due to buyer-selected incorrect fitment are subject to our standard return and restocking fee policies.