Original: $276.63
-65%$276.63
$96.82The Story
Upgrade your Chevy Small Block 400 engines with a SFI-certified performance harmonic balancer designed to control crankshaft vibration and reduce harmful harmonics across the RPM range. Built for street and performance applications, this 8.000 in. balancer improves engine stability, durability, and overall reliability.
Vibration Control & Engine Protection
Designed for Small Block 400 applications, this balancer helps dampen crankshaft harmonics, reduce vibration, and improve long-term engine reliability.
Durable Performance Construction
Steel and elastomer construction provides dependable damping and strength, while SFI certification supports high-performance and racing applications.
Easy Timing & Installation
60 deg. Before Top Dead Center To 0 deg. Top Dead Center timing marks simplify ignition setup, while the 8.000 in. diameter supports proper accessory alignment and straightforward installation.
Built for Street & Performance Applications
Ideal for performance rebuilds, restorations, and upgraded engine combinations where crankshaft stability and consistent operation are critical.
COMPATIBLE WITH
CHEVROLET SMALL BLOCK V8 GEN. I
• 6.6L / 400 in³
COMMON VEHICLE APPLICATIONS
Chevrolet Camaro (400 SBC swapped)
Chevrolet Chevelle / El Camino (400 SBC equipped or swapped)
Chevrolet Nova (400 SBC equipped or swapped)
Chevrolet C10 / C/K Trucks (400 SBC equipped)
Chevrolet Impala / Caprice (400 SBC equipped)
NOTES
Designed for externally balanced Gen I Small Block Chevy 400 applications.
Fits 400 CID applications with three crankshaft pulley bolt holes.
Verify pulley alignment, timing pointer location, and engine balance before installation.
Not compatible with internally balanced 262–350 SBC, LS, LT, or Big Block Chevy engines.
| Bolt And Washer Included | No |
| Construction | Elastomer |
| Damper Color | Black |
| Damper Finish | Satin |
| Damper Material | Steel |
| Engine Balance | Internal |
| Grade Type | Performance |
| Mounting Hole Quantity | 3 |
| Outside Diameter | 8.000 in. |
| Pulley Groove Quantity | 0 |
| SFI Rating | SFI 18.1 |
| Timing Marks | 60 deg. Before Top Dead Center To 0 deg. Top Dead Center |
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Upgrade your Chevy Small Block 400 engines with a SFI-certified performance harmonic balancer designed to control crankshaft vibration and reduce harmful harmonics across the RPM range. Built for street and performance applications, this 8.000 in. balancer improves engine stability, durability, and overall reliability.
Vibration Control & Engine Protection
Designed for Small Block 400 applications, this balancer helps dampen crankshaft harmonics, reduce vibration, and improve long-term engine reliability.
Durable Performance Construction
Steel and elastomer construction provides dependable damping and strength, while SFI certification supports high-performance and racing applications.
Easy Timing & Installation
60 deg. Before Top Dead Center To 0 deg. Top Dead Center timing marks simplify ignition setup, while the 8.000 in. diameter supports proper accessory alignment and straightforward installation.
Built for Street & Performance Applications
Ideal for performance rebuilds, restorations, and upgraded engine combinations where crankshaft stability and consistent operation are critical.
COMPATIBLE WITH
CHEVROLET SMALL BLOCK V8 GEN. I
• 6.6L / 400 in³
COMMON VEHICLE APPLICATIONS
Chevrolet Camaro (400 SBC swapped)
Chevrolet Chevelle / El Camino (400 SBC equipped or swapped)
Chevrolet Nova (400 SBC equipped or swapped)
Chevrolet C10 / C/K Trucks (400 SBC equipped)
Chevrolet Impala / Caprice (400 SBC equipped)
NOTES
Designed for externally balanced Gen I Small Block Chevy 400 applications.
Fits 400 CID applications with three crankshaft pulley bolt holes.
Verify pulley alignment, timing pointer location, and engine balance before installation.
Not compatible with internally balanced 262–350 SBC, LS, LT, or Big Block Chevy engines.
| Bolt And Washer Included | No |
| Construction | Elastomer |
| Damper Color | Black |
| Damper Finish | Satin |
| Damper Material | Steel |
| Engine Balance | Internal |
| Grade Type | Performance |
| Mounting Hole Quantity | 3 |
| Outside Diameter | 8.000 in. |
| Pulley Groove Quantity | 0 |
| SFI Rating | SFI 18.1 |
| Timing Marks | 60 deg. Before Top Dead Center To 0 deg. Top Dead Center |
