Performer LT1 Cylinder Head (54cc) (61905)
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Compatibility
- Platform
- LS/LT
- Vehicle-specific fitment
- Review application details below
- Need help?
- Confirm fitment with us before ordering — (714) 202-7886
We list the engine platform a part is built for. That is not year-and-trim application data, so it does not confirm a fit on your specific vehicle.
- Est. install labor: 13.0 hrs — $1,625 at $125/hr. Pick Install at HRC and a 20% labor deposit ($325) is due at checkout; the balance is due at completion.
- An estimate for a stock vehicle, not a quote — we confirm it in writing when you book, before any labor is authorized. Seized hardware, prior modifications, diagnosis and machine work are quoted separately; tuning is arranged through our tuning partner. Questions: (714) 202-7886.
- Warranty & track disclaimer — read before you race it.
- Shipping & returns — rates and RMA terms.
- Installed in-house in Huntington Beach, CA — labor & service policy.
- Affirm and PayPal available at checkout.
More ways to pay at checkout
Edelbrock part #61905 Performer small-block Chevy LT1 (1992-97) Performer complete cylinder head delivers 24 horsepower over stock and raise the peak power level by 500 rpm. This head is designed to accept factory style self-aligning rockers. This Performer LT1 cylinder head is 50-state street legal and accept factory center bolt valve covers. It features exhaust ports in the stock location for use with stock or aftermarket exhaust manifolds and headers. Match with RPM Air-Gap intake #7107, throttle body #3809 and camshaft #2108 for the Total Power Package combo. Cylinder Head Specifications: - Exhaust port location: Stock - Spark plug fitment: 14mm x 3/4 reach, gasket seat
| Part Type | Engine Cylinder Head |
|---|---|
| Valve Spring Diameter | 1.46" |
| 8788 | Yes |
| 10024 | Yes |
| 8789 | Yes |
| 10025 | Yes |
| 10252 | Chromoly Steel |
| 10583 | No |
| 10261 | No |
| 10671 | No |
| 10 | Aluminum |
| 30 | No |
| 6627 | 170 cc |
| 6635 | 31-6190 |
| 6634 | No |
| 3390 | Performance |
| 6621 | 9.025" |
| 10582 | No |
| 6626 | 54 cc |
| 306 | Yes |
| 9799 | Yes |
| Valve Lock Material | Steel |
| Series | Performer |
| Valve Angle | 23° |
| Seat Angle | Exhaust 45 deg/Intake 45° |
| Valve Spring Maximum Lift | 0.600" |
| Camshaft Type | Hydraulic Roller |
| Deck Thickness | 0.625" |
| Exhaust Valve Diameter | 1.55" |
| 9040 | D-215-70 |
| CNC Ported | No |
| Exhaust Port Location | Standard |
| Exhaust Runner Volume | 60 cc |
| RGL | WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov. |
| Family | Performer |
| EGR Port | No |
| Horsepower | 300-450 |
| Seat Material | Ductile Iron |
| Construction Type | Complete |
| Guide Material | Manganese Bronze |
| Rocker Arm Stud Diameter | 0.4375" |
| Quantity | Sold Individually |
| Valve Stem Diameter | 0.3125" |
| Retainer Included | Yes |
| Push Rod Diameter | (Suggested) 0.375" |
| Intake Valve Diameter | 1.94" |
| Weight | 31.65 lb |
| UPC | 00085347619054 |
| Country of Origin | USA |
Verified fitment · 28 applications
- Buick Commercial Chassis 5.7L (1994–1996)
- Buick Roadmaster 5.7L (1994–1996)
- Chevrolet Camaro 5.7L (1993–1997)
- Chevrolet Caprice 5.7L (1994–1996)
- Chevrolet Commercial Chassis 5.7L (1994)
- Chevrolet Corvette (1996)
- Chevrolet Corvette 5.7L (1992–1995)
- Chevrolet Impala 5.7L (1994–1996)
- Pontiac Firebird 5.7L (1993–1997)
| Part No. | 61905 |
|---|---|
| Brand | Edelbrock |
| Part Type | Engine Cylinder Head |
| Weight | 31.65 lb |
| UPC | 00085347619054 |
| Country of Origin | USA |
Platform-level fitment (Ford + GM, Phase 1). We publish the engine platform a part is built for — not year-and-trim application data — so nothing here confirms a fit on a specific vehicle. Confirm fitment with us before ordering: (714) 202-7886.
Commonly Needed With This
Parts builders usually buy alongside this one — gaskets, seals and hardware for the install. These are suggestions, not a verified fit: call (714) 202-7886 to confirm before ordering.
