| Management number | 254390409 | Release Date | 2026/11/07 | List Price | US$279.98 | Model Number | 254390409 | ||
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| Category | |||||||||
Compatible with GM LS Gen III and IV engines equipped with LS3/L92 Heads;<br><br>This Holley Low Ram manifold base fits Gen III/IV engine with original or aftermarket LS3/L92 cylinder heads. It is designed forced induction (supercharged or turbocharged) engine applications with peak power at 7000-8000 rpm. It has a low base height to aid the packaging of a plenum mounted air-to-water intercooler in a top-feed configuration. It includes high flow fuel rails with 3/4-16 (8 AN) O-ring ports with two sets of mounting brackets that allow the use of standard tall injectors or short Pico or LS7 injectors. As cast finish, a black powercoated finish is also available, 300-670BK. And a dual injector version is also available, #300-671. Mounting hardware is included.;
| Vehicle fitment type | Specific |
|---|---|
| Vehicle type | Car |
| Brand | Holley EFI |
| Material | Cast Iron |
| Weight | 18.3 lb |
| Finish | Satin |
| Items included | Mounting hardware |
| Has written warranty | No |
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