Aftermarket performance intake and exhaust valve springs for your high revving B46/B48 engine
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Black nitride coated, inconel, sodium filled, single groove exhaust valve. 100.1mm 28.5 (std)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3623075
Mfg#:
MCEVI-1400S-HS
In Stock
Limited Qty Sale
$56.99
This product was last offered at the strikethrough price on 05-02-2026
Black nitride coated, inconel, sodium filled, single groove exhaust valve. 100.1mm 29.5 (+1)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Black nitride coated, inconel, solid (no sodium), single groove exhaust valve. 100.1mm 28.5 (std)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Aftermarket performance intake and exhaust valve springs for your high revving B46/B48 engine
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Aftermarket performance intake and exhaust valve springs for your high revving B36/B38 engine
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
High strength ARP main stud kit for the B48 engines
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
5396064
Mfg#:
201-5404
Ships on Jun 22, 2026
$152.99 USD
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on orders $49 and up
Lifetime Replacement
More About Performance Cylinder Heads
Engines are just air pumps. How efficiently they can pump and how much they can pump determines how powerful they are. Upgrade cylinder head components to improve your engine's performance, like valves, valve springs, camshafts, rocker arms, and entire cylinder heads to unlock more power from your engine.
Lifetime Replacement
